Home / 40,911.60-61,324.20-23,343.60

Finding the Fourth Proportional to 40,911.60, 61,324.20 and 23,343.60

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Solution

The fourth proportional to 40,911.60, 61,324.20 and 23,343.60 is: 34,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911.60 : 61,324.20 = 23,343.60 : x
  2. Step 2: Convert to fraction form
    40,911.60/61,324.20 = 23,343.60/x
  3. Step 3: Cross multiply
    40,911.60x = 61,324.20 × 23,343.60
  4. Step 4: Simplify right side
    40,911.60x = 1,431,527,595.12
  5. Step 5: Solve for x
    x = 1,431,527,595.12/40,911.60
  6. Step 6: Final answer
    x = 34,990.75

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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.