Home / 42,581.42-63,872.13-16,294.22

Finding the Fourth Proportional to 42,581.42, 63,872.13 and 16,294.22

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Solution

The fourth proportional to 42,581.42, 63,872.13 and 16,294.22 is: 24,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,581.42 : 63,872.13 = 16,294.22 : x
  2. Step 2: Convert to fraction form
    42,581.42/63,872.13 = 16,294.22/x
  3. Step 3: Cross multiply
    42,581.42x = 63,872.13 × 16,294.22
  4. Step 4: Simplify right side
    42,581.42x = 1,040,746,538.09
  5. Step 5: Solve for x
    x = 1,040,746,538.09/42,581.42
  6. Step 6: Final answer
    x = 24,441.33

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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.