Home / 34,170.12-47,160.74-22,085.43

Finding the Fourth Proportional to 34,170.12, 47,160.74 and 22,085.43

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Solution

The fourth proportional to 34,170.12, 47,160.74 and 22,085.43 is: 30,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.12 : 47,160.74 = 22,085.43 : x
  2. Step 2: Convert to fraction form
    34,170.12/47,160.74 = 22,085.43/x
  3. Step 3: Cross multiply
    34,170.12x = 47,160.74 × 22,085.43
  4. Step 4: Simplify right side
    34,170.12x = 1,041,565,277.23
  5. Step 5: Solve for x
    x = 1,041,565,277.23/34,170.12
  6. Step 6: Final answer
    x = 30,481.75

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Half scale
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Double scale
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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.