Home / 31,724.92-47,594.34-9,540.28

Finding the Fourth Proportional to 31,724.92, 47,594.34 and 9,540.28

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Solution

The fourth proportional to 31,724.92, 47,594.34 and 9,540.28 is: 14,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.92 : 47,594.34 = 9,540.28 : x
  2. Step 2: Convert to fraction form
    31,724.92/47,594.34 = 9,540.28/x
  3. Step 3: Cross multiply
    31,724.92x = 47,594.34 × 9,540.28
  4. Step 4: Simplify right side
    31,724.92x = 454,063,330.02
  5. Step 5: Solve for x
    x = 454,063,330.02/31,724.92
  6. Step 6: Final answer
    x = 14,312.51

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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.