Home / 42,446.35-63,669.53-33,115.15

Finding the Fourth Proportional to 42,446.35, 63,669.53 and 33,115.15

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Solution

The fourth proportional to 42,446.35, 63,669.53 and 33,115.15 is: 49,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,446.35 : 63,669.53 = 33,115.15 : x
  2. Step 2: Convert to fraction form
    42,446.35/63,669.53 = 33,115.15/x
  3. Step 3: Cross multiply
    42,446.35x = 63,669.53 × 33,115.15
  4. Step 4: Simplify right side
    42,446.35x = 2,108,425,870.80
  5. Step 5: Solve for x
    x = 2,108,425,870.80/42,446.35
  6. Step 6: Final answer
    x = 49,672.73

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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.