Home / 31,531.92-47,303.46-10,473.24

Finding the Fourth Proportional to 31,531.92, 47,303.46 and 10,473.24

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Solution

The fourth proportional to 31,531.92, 47,303.46 and 10,473.24 is: 15,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531.92 : 47,303.46 = 10,473.24 : x
  2. Step 2: Convert to fraction form
    31,531.92/47,303.46 = 10,473.24/x
  3. Step 3: Cross multiply
    31,531.92x = 47,303.46 × 10,473.24
  4. Step 4: Simplify right side
    31,531.92x = 495,420,489.41
  5. Step 5: Solve for x
    x = 495,420,489.41/31,531.92
  6. Step 6: Final answer
    x = 15,711.71

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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.