Home / 42,136.47-63,214.11-15,841.44

Finding the Fourth Proportional to 42,136.47, 63,214.11 and 15,841.44

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Solution

The fourth proportional to 42,136.47, 63,214.11 and 15,841.44 is: 23,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136.47 : 63,214.11 = 15,841.44 : x
  2. Step 2: Convert to fraction form
    42,136.47/63,214.11 = 15,841.44/x
  3. Step 3: Cross multiply
    42,136.47x = 63,214.11 × 15,841.44
  4. Step 4: Simplify right side
    42,136.47x = 1,001,402,530.72
  5. Step 5: Solve for x
    x = 1,001,402,530.72/42,136.47
  6. Step 6: Final answer
    x = 23,765.70

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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.