Home / 41,218.60-61,807.20-20,160.24

Finding the Fourth Proportional to 41,218.60, 61,807.20 and 20,160.24

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Solution

The fourth proportional to 41,218.60, 61,807.20 and 20,160.24 is: 30,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,218.60 : 61,807.20 = 20,160.24 : x
  2. Step 2: Convert to fraction form
    41,218.60/61,807.20 = 20,160.24/x
  3. Step 3: Cross multiply
    41,218.60x = 61,807.20 × 20,160.24
  4. Step 4: Simplify right side
    41,218.60x = 1,246,047,985.73
  5. Step 5: Solve for x
    x = 1,246,047,985.73/41,218.60
  6. Step 6: Final answer
    x = 30,230.24

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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.