Home / 42,351.39-63,516.75-14,264.13

Finding the Fourth Proportional to 42,351.39, 63,516.75 and 14,264.13

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Solution

The fourth proportional to 42,351.39, 63,516.75 and 14,264.13 is: 21,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.39 : 63,516.75 = 14,264.13 : x
  2. Step 2: Convert to fraction form
    42,351.39/63,516.75 = 14,264.13/x
  3. Step 3: Cross multiply
    42,351.39x = 63,516.75 × 14,264.13
  4. Step 4: Simplify right side
    42,351.39x = 906,011,179.18
  5. Step 5: Solve for x
    x = 906,011,179.18/42,351.39
  6. Step 6: Final answer
    x = 21,392.71

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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.