Home / 42,641.40-63,962.10-22,929.24

Finding the Fourth Proportional to 42,641.40, 63,962.10 and 22,929.24

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Solution

The fourth proportional to 42,641.40, 63,962.10 and 22,929.24 is: 34,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,641.40 : 63,962.10 = 22,929.24 : x
  2. Step 2: Convert to fraction form
    42,641.40/63,962.10 = 22,929.24/x
  3. Step 3: Cross multiply
    42,641.40x = 63,962.10 × 22,929.24
  4. Step 4: Simplify right side
    42,641.40x = 1,466,602,341.80
  5. Step 5: Solve for x
    x = 1,466,602,341.80/42,641.40
  6. Step 6: Final answer
    x = 34,393.86

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.