Home / 49,445.52-74,180.82-14,385.12

Finding the Fourth Proportional to 49,445.52, 74,180.82 and 14,385.12

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Solution

The fourth proportional to 49,445.52, 74,180.82 and 14,385.12 is: 21,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,445.52 : 74,180.82 = 14,385.12 : x
  2. Step 2: Convert to fraction form
    49,445.52/74,180.82 = 14,385.12/x
  3. Step 3: Cross multiply
    49,445.52x = 74,180.82 × 14,385.12
  4. Step 4: Simplify right side
    49,445.52x = 1,067,099,997.40
  5. Step 5: Solve for x
    x = 1,067,099,997.40/49,445.52
  6. Step 6: Final answer
    x = 21,581.33

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1.5x scale

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.