Home / 31,649.92-47,474.72-29,725.36

Finding the Fourth Proportional to 31,649.92, 47,474.72 and 29,725.36

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Solution

The fourth proportional to 31,649.92, 47,474.72 and 29,725.36 is: 44,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649.92 : 47,474.72 = 29,725.36 : x
  2. Step 2: Convert to fraction form
    31,649.92/47,474.72 = 29,725.36/x
  3. Step 3: Cross multiply
    31,649.92x = 47,474.72 × 29,725.36
  4. Step 4: Simplify right side
    31,649.92x = 1,411,203,142.90
  5. Step 5: Solve for x
    x = 1,411,203,142.90/31,649.92
  6. Step 6: Final answer
    x = 44,587.89

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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.