Home / 42,125.69-63,167.38-14,035.91

Finding the Fourth Proportional to 42,125.69, 63,167.38 and 14,035.91

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Solution

The fourth proportional to 42,125.69, 63,167.38 and 14,035.91 is: 21,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.69 : 63,167.38 = 14,035.91 : x
  2. Step 2: Convert to fraction form
    42,125.69/63,167.38 = 14,035.91/x
  3. Step 3: Cross multiply
    42,125.69x = 63,167.38 × 14,035.91
  4. Step 4: Simplify right side
    42,125.69x = 886,611,309.69
  5. Step 5: Solve for x
    x = 886,611,309.69/42,125.69
  6. Step 6: Final answer
    x = 21,046.81

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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.