Home / 31,367.52-47,053.11-8,876.32

Finding the Fourth Proportional to 31,367.52, 47,053.11 and 8,876.32

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Solution

The fourth proportional to 31,367.52, 47,053.11 and 8,876.32 is: 13,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367.52 : 47,053.11 = 8,876.32 : x
  2. Step 2: Convert to fraction form
    31,367.52/47,053.11 = 8,876.32/x
  3. Step 3: Cross multiply
    31,367.52x = 47,053.11 × 8,876.32
  4. Step 4: Simplify right side
    31,367.52x = 417,658,377.01
  5. Step 5: Solve for x
    x = 417,658,377.01/31,367.52
  6. Step 6: Final answer
    x = 13,314.99

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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.