Home / 46,314.38-63,889.19-28,170.65

Finding the Fourth Proportional to 46,314.38, 63,889.19 and 28,170.65

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Solution

The fourth proportional to 46,314.38, 63,889.19 and 28,170.65 is: 38,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,314.38 : 63,889.19 = 28,170.65 : x
  2. Step 2: Convert to fraction form
    46,314.38/63,889.19 = 28,170.65/x
  3. Step 3: Cross multiply
    46,314.38x = 63,889.19 × 28,170.65
  4. Step 4: Simplify right side
    46,314.38x = 1,799,800,097.11
  5. Step 5: Solve for x
    x = 1,799,800,097.11/46,314.38
  6. Step 6: Final answer
    x = 38,860.50

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Find fourth proportional to 23,157.19, 31,944.59 and 14,085.33
Half scale
Find fourth proportional to 92,628.76, 127,778.38 and 56,341.30
Double scale
Find fourth proportional to 46,315.38, 63,890.57 and 28,171.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.