Home / 40,354.07-60,531.10-18,163.31

Finding the Fourth Proportional to 40,354.07, 60,531.10 and 18,163.31

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Solution

The fourth proportional to 40,354.07, 60,531.10 and 18,163.31 is: 27,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,354.07 : 60,531.10 = 18,163.31 : x
  2. Step 2: Convert to fraction form
    40,354.07/60,531.10 = 18,163.31/x
  3. Step 3: Cross multiply
    40,354.07x = 60,531.10 × 18,163.31
  4. Step 4: Simplify right side
    40,354.07x = 1,099,444,785.88
  5. Step 5: Solve for x
    x = 1,099,444,785.88/40,354.07
  6. Step 6: Final answer
    x = 27,244.96

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Similar ratio
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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.