Home / 42,341.04-63,511.56-14,641.20

Finding the Fourth Proportional to 42,341.04, 63,511.56 and 14,641.20

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Solution

The fourth proportional to 42,341.04, 63,511.56 and 14,641.20 is: 21,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,341.04 : 63,511.56 = 14,641.20 : x
  2. Step 2: Convert to fraction form
    42,341.04/63,511.56 = 14,641.20/x
  3. Step 3: Cross multiply
    42,341.04x = 63,511.56 × 14,641.20
  4. Step 4: Simplify right side
    42,341.04x = 929,885,452.27
  5. Step 5: Solve for x
    x = 929,885,452.27/42,341.04
  6. Step 6: Final answer
    x = 21,961.80

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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.