Home / 36,006.80-54,010.20-31,632.80

Finding the Fourth Proportional to 36,006.80, 54,010.20 and 31,632.80

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Solution

The fourth proportional to 36,006.80, 54,010.20 and 31,632.80 is: 47,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,006.80 : 54,010.20 = 31,632.80 : x
  2. Step 2: Convert to fraction form
    36,006.80/54,010.20 = 31,632.80/x
  3. Step 3: Cross multiply
    36,006.80x = 54,010.20 × 31,632.80
  4. Step 4: Simplify right side
    36,006.80x = 1,708,493,854.56
  5. Step 5: Solve for x
    x = 1,708,493,854.56/36,006.80
  6. Step 6: Final answer
    x = 47,449.20

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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.