Home / 42,145.19-63,227.02-15,849.93

Finding the Fourth Proportional to 42,145.19, 63,227.02 and 15,849.93

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Solution

The fourth proportional to 42,145.19, 63,227.02 and 15,849.93 is: 23,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,145.19 : 63,227.02 = 15,849.93 : x
  2. Step 2: Convert to fraction form
    42,145.19/63,227.02 = 15,849.93/x
  3. Step 3: Cross multiply
    42,145.19x = 63,227.02 × 15,849.93
  4. Step 4: Simplify right side
    42,145.19x = 1,002,143,841.11
  5. Step 5: Solve for x
    x = 1,002,143,841.11/42,145.19
  6. Step 6: Final answer
    x = 23,778.37

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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.