Home / 40,176.20-60,272.71-12,098.30

Finding the Fourth Proportional to 40,176.20, 60,272.71 and 12,098.30

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Solution

The fourth proportional to 40,176.20, 60,272.71 and 12,098.30 is: 18,149.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.20 : 60,272.71 = 12,098.30 : x
  2. Step 2: Convert to fraction form
    40,176.20/60,272.71 = 12,098.30/x
  3. Step 3: Cross multiply
    40,176.20x = 60,272.71 × 12,098.30
  4. Step 4: Simplify right side
    40,176.20x = 729,196,995.78
  5. Step 5: Solve for x
    x = 729,196,995.78/40,176.20
  6. Step 6: Final answer
    x = 18,149.97

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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.