Home / 31,614.45-47,445.06-14,974.52

Finding the Fourth Proportional to 31,614.45, 47,445.06 and 14,974.52

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Solution

The fourth proportional to 31,614.45, 47,445.06 and 14,974.52 is: 22,472.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,614.45 : 47,445.06 = 14,974.52 : x
  2. Step 2: Convert to fraction form
    31,614.45/47,445.06 = 14,974.52/x
  3. Step 3: Cross multiply
    31,614.45x = 47,445.06 × 14,974.52
  4. Step 4: Simplify right side
    31,614.45x = 710,467,001.45
  5. Step 5: Solve for x
    x = 710,467,001.45/31,614.45
  6. Step 6: Final answer
    x = 22,472.86

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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.