Home / 42,207.24-63,314.19-14,127.45

Finding the Fourth Proportional to 42,207.24, 63,314.19 and 14,127.45

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Solution

The fourth proportional to 42,207.24, 63,314.19 and 14,127.45 is: 21,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207.24 : 63,314.19 = 14,127.45 : x
  2. Step 2: Convert to fraction form
    42,207.24/63,314.19 = 14,127.45/x
  3. Step 3: Cross multiply
    42,207.24x = 63,314.19 × 14,127.45
  4. Step 4: Simplify right side
    42,207.24x = 894,468,053.52
  5. Step 5: Solve for x
    x = 894,468,053.52/42,207.24
  6. Step 6: Final answer
    x = 21,192.29

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1.5x scale

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.