Home / 31,562.65-47,351.28-9,375.55

Finding the Fourth Proportional to 31,562.65, 47,351.28 and 9,375.55

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Solution

The fourth proportional to 31,562.65, 47,351.28 and 9,375.55 is: 14,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,562.65 : 47,351.28 = 9,375.55 : x
  2. Step 2: Convert to fraction form
    31,562.65/47,351.28 = 9,375.55/x
  3. Step 3: Cross multiply
    31,562.65x = 47,351.28 × 9,375.55
  4. Step 4: Simplify right side
    31,562.65x = 443,944,293.20
  5. Step 5: Solve for x
    x = 443,944,293.20/31,562.65
  6. Step 6: Final answer
    x = 14,065.49

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1.5x scale

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.