Home / 42,472.90-63,713.97-14,006.36

Finding the Fourth Proportional to 42,472.90, 63,713.97 and 14,006.36

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Solution

The fourth proportional to 42,472.90, 63,713.97 and 14,006.36 is: 21,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,472.90 : 63,713.97 = 14,006.36 : x
  2. Step 2: Convert to fraction form
    42,472.90/63,713.97 = 14,006.36/x
  3. Step 3: Cross multiply
    42,472.90x = 63,713.97 × 14,006.36
  4. Step 4: Simplify right side
    42,472.90x = 892,400,925.12
  5. Step 5: Solve for x
    x = 892,400,925.12/42,472.90
  6. Step 6: Final answer
    x = 21,011.07

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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.