Home / 31,658.60-47,481.42-10,883.72

Finding the Fourth Proportional to 31,658.60, 47,481.42 and 10,883.72

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Solution

The fourth proportional to 31,658.60, 47,481.42 and 10,883.72 is: 16,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,658.60 : 47,481.42 = 10,883.72 : x
  2. Step 2: Convert to fraction form
    31,658.60/47,481.42 = 10,883.72/x
  3. Step 3: Cross multiply
    31,658.60x = 47,481.42 × 10,883.72
  4. Step 4: Simplify right side
    31,658.60x = 516,774,480.48
  5. Step 5: Solve for x
    x = 516,774,480.48/31,658.60
  6. Step 6: Final answer
    x = 16,323.35

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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.