Home / 42,224.16-63,304.78-14,127.60

Finding the Fourth Proportional to 42,224.16, 63,304.78 and 14,127.60

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Solution

The fourth proportional to 42,224.16, 63,304.78 and 14,127.60 is: 21,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,224.16 : 63,304.78 = 14,127.60 : x
  2. Step 2: Convert to fraction form
    42,224.16/63,304.78 = 14,127.60/x
  3. Step 3: Cross multiply
    42,224.16x = 63,304.78 × 14,127.60
  4. Step 4: Simplify right side
    42,224.16x = 894,344,609.93
  5. Step 5: Solve for x
    x = 894,344,609.93/42,224.16
  6. Step 6: Final answer
    x = 21,180.87

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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.