Home / 47,329.70-70,967.92-15,722.85

Finding the Fourth Proportional to 47,329.70, 70,967.92 and 15,722.85

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Solution

The fourth proportional to 47,329.70, 70,967.92 and 15,722.85 is: 23,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.70 : 70,967.92 = 15,722.85 : x
  2. Step 2: Convert to fraction form
    47,329.70/70,967.92 = 15,722.85/x
  3. Step 3: Cross multiply
    47,329.70x = 70,967.92 × 15,722.85
  4. Step 4: Simplify right side
    47,329.70x = 1,115,817,960.97
  5. Step 5: Solve for x
    x = 1,115,817,960.97/47,329.70
  6. Step 6: Final answer
    x = 23,575.43

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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.