Home / 42,557.91-63,841.10-16,284.75

Finding the Fourth Proportional to 42,557.91, 63,841.10 and 16,284.75

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Solution

The fourth proportional to 42,557.91, 63,841.10 and 16,284.75 is: 24,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557.91 : 63,841.10 = 16,284.75 : x
  2. Step 2: Convert to fraction form
    42,557.91/63,841.10 = 16,284.75/x
  3. Step 3: Cross multiply
    42,557.91x = 63,841.10 × 16,284.75
  4. Step 4: Simplify right side
    42,557.91x = 1,039,636,353.23
  5. Step 5: Solve for x
    x = 1,039,636,353.23/42,557.91
  6. Step 6: Final answer
    x = 24,428.75

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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.