Home / 28,590.06-39,454.29-16,014.81

Finding the Fourth Proportional to 28,590.06, 39,454.29 and 16,014.81

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Solution

The fourth proportional to 28,590.06, 39,454.29 and 16,014.81 is: 22,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.06 : 39,454.29 = 16,014.81 : x
  2. Step 2: Convert to fraction form
    28,590.06/39,454.29 = 16,014.81/x
  3. Step 3: Cross multiply
    28,590.06x = 39,454.29 × 16,014.81
  4. Step 4: Simplify right side
    28,590.06x = 631,852,958.03
  5. Step 5: Solve for x
    x = 631,852,958.03/28,590.06
  6. Step 6: Final answer
    x = 22,100.44

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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.