Home / 40,350.20-60,482.10-18,159.80

Finding the Fourth Proportional to 40,350.20, 60,482.10 and 18,159.80

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Solution

The fourth proportional to 40,350.20, 60,482.10 and 18,159.80 is: 27,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,350.20 : 60,482.10 = 18,159.80 : x
  2. Step 2: Convert to fraction form
    40,350.20/60,482.10 = 18,159.80/x
  3. Step 3: Cross multiply
    40,350.20x = 60,482.10 × 18,159.80
  4. Step 4: Simplify right side
    40,350.20x = 1,098,342,839.58
  5. Step 5: Solve for x
    x = 1,098,342,839.58/40,350.20
  6. Step 6: Final answer
    x = 27,220.26

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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.