Home / 42,451.56-63,673.65-14,371.00

Finding the Fourth Proportional to 42,451.56, 63,673.65 and 14,371.00

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Solution

The fourth proportional to 42,451.56, 63,673.65 and 14,371.00 is: 21,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.56 : 63,673.65 = 14,371.00 : x
  2. Step 2: Convert to fraction form
    42,451.56/63,673.65 = 14,371.00/x
  3. Step 3: Cross multiply
    42,451.56x = 63,673.65 × 14,371.00
  4. Step 4: Simplify right side
    42,451.56x = 915,053,864.97
  5. Step 5: Solve for x
    x = 915,053,864.97/42,451.56
  6. Step 6: Final answer
    x = 21,555.25

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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.