Home / 31,717.31-47,575.82-8,025.08

Finding the Fourth Proportional to 31,717.31, 47,575.82 and 8,025.08

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Solution

The fourth proportional to 31,717.31, 47,575.82 and 8,025.08 is: 12,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.31 : 47,575.82 = 8,025.08 : x
  2. Step 2: Convert to fraction form
    31,717.31/47,575.82 = 8,025.08/x
  3. Step 3: Cross multiply
    31,717.31x = 47,575.82 × 8,025.08
  4. Step 4: Simplify right side
    31,717.31x = 381,799,483.56
  5. Step 5: Solve for x
    x = 381,799,483.56/31,717.31
  6. Step 6: Final answer
    x = 12,037.58

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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.