Home / 42,351.63-63,517.17-14,264.43

Finding the Fourth Proportional to 42,351.63, 63,517.17 and 14,264.43

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Solution

The fourth proportional to 42,351.63, 63,517.17 and 14,264.43 is: 21,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.63 : 63,517.17 = 14,264.43 : x
  2. Step 2: Convert to fraction form
    42,351.63/63,517.17 = 14,264.43/x
  3. Step 3: Cross multiply
    42,351.63x = 63,517.17 × 14,264.43
  4. Step 4: Simplify right side
    42,351.63x = 906,036,225.26
  5. Step 5: Solve for x
    x = 906,036,225.26/42,351.63
  6. Step 6: Final answer
    x = 21,393.18

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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.