Home / 40,046.26-55,200.22-31,534.88

Finding the Fourth Proportional to 40,046.26, 55,200.22 and 31,534.88

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Solution

The fourth proportional to 40,046.26, 55,200.22 and 31,534.88 is: 43,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,046.26 : 55,200.22 = 31,534.88 : x
  2. Step 2: Convert to fraction form
    40,046.26/55,200.22 = 31,534.88/x
  3. Step 3: Cross multiply
    40,046.26x = 55,200.22 × 31,534.88
  4. Step 4: Simplify right side
    40,046.26x = 1,740,732,313.67
  5. Step 5: Solve for x
    x = 1,740,732,313.67/40,046.26
  6. Step 6: Final answer
    x = 43,468.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.