Home / 10,029.56-15,044.69-4,761.86

Finding the Fourth Proportional to 10,029.56, 15,044.69 and 4,761.86

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Solution

The fourth proportional to 10,029.56, 15,044.69 and 4,761.86 is: 7,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.56 : 15,044.69 = 4,761.86 : x
  2. Step 2: Convert to fraction form
    10,029.56/15,044.69 = 4,761.86/x
  3. Step 3: Cross multiply
    10,029.56x = 15,044.69 × 4,761.86
  4. Step 4: Simplify right side
    10,029.56x = 71,640,757.04
  5. Step 5: Solve for x
    x = 71,640,757.04/10,029.56
  6. Step 6: Final answer
    x = 7,142.96

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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.