Home / 42,354.39-63,528.15-14,273.85

Finding the Fourth Proportional to 42,354.39, 63,528.15 and 14,273.85

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Solution

The fourth proportional to 42,354.39, 63,528.15 and 14,273.85 is: 21,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354.39 : 63,528.15 = 14,273.85 : x
  2. Step 2: Convert to fraction form
    42,354.39/63,528.15 = 14,273.85/x
  3. Step 3: Cross multiply
    42,354.39x = 63,528.15 × 14,273.85
  4. Step 4: Simplify right side
    42,354.39x = 906,790,959.33
  5. Step 5: Solve for x
    x = 906,790,959.33/42,354.39
  6. Step 6: Final answer
    x = 21,409.61

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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.