Home / 31,500.80-47,251.20-29,556.80

Finding the Fourth Proportional to 31,500.80, 47,251.20 and 29,556.80

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Solution

The fourth proportional to 31,500.80, 47,251.20 and 29,556.80 is: 44,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.80 : 47,251.20 = 29,556.80 : x
  2. Step 2: Convert to fraction form
    31,500.80/47,251.20 = 29,556.80/x
  3. Step 3: Cross multiply
    31,500.80x = 47,251.20 × 29,556.80
  4. Step 4: Simplify right side
    31,500.80x = 1,396,594,268.16
  5. Step 5: Solve for x
    x = 1,396,594,268.16/31,500.80
  6. Step 6: Final answer
    x = 44,335.20

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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.