Home / 45,734.52-68,553.18-19,425.72

Finding the Fourth Proportional to 45,734.52, 68,553.18 and 19,425.72

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Solution

The fourth proportional to 45,734.52, 68,553.18 and 19,425.72 is: 29,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.52 : 68,553.18 = 19,425.72 : x
  2. Step 2: Convert to fraction form
    45,734.52/68,553.18 = 19,425.72/x
  3. Step 3: Cross multiply
    45,734.52x = 68,553.18 × 19,425.72
  4. Step 4: Simplify right side
    45,734.52x = 1,331,694,879.79
  5. Step 5: Solve for x
    x = 1,331,694,879.79/45,734.52
  6. Step 6: Final answer
    x = 29,117.94

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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.