Home / 42,339.45-63,486.49-14,250.17

Finding the Fourth Proportional to 42,339.45, 63,486.49 and 14,250.17

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Solution

The fourth proportional to 42,339.45, 63,486.49 and 14,250.17 is: 21,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,339.45 : 63,486.49 = 14,250.17 : x
  2. Step 2: Convert to fraction form
    42,339.45/63,486.49 = 14,250.17/x
  3. Step 3: Cross multiply
    42,339.45x = 63,486.49 × 14,250.17
  4. Step 4: Simplify right side
    42,339.45x = 904,693,275.20
  5. Step 5: Solve for x
    x = 904,693,275.20/42,339.45
  6. Step 6: Final answer
    x = 21,367.62

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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.