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Finding the Fourth Proportional to 31,567.92, 47,343.67 and 9,375.33

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Solution

The fourth proportional to 31,567.92, 47,343.67 and 9,375.33 is: 14,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567.92 : 47,343.67 = 9,375.33 : x
  2. Step 2: Convert to fraction form
    31,567.92/47,343.67 = 9,375.33/x
  3. Step 3: Cross multiply
    31,567.92x = 47,343.67 × 9,375.33
  4. Step 4: Simplify right side
    31,567.92x = 443,862,529.66
  5. Step 5: Solve for x
    x = 443,862,529.66/31,567.92
  6. Step 6: Final answer
    x = 14,060.56

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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.