Home / 40,652.12-60,996.36-25,857.20

Finding the Fourth Proportional to 40,652.12, 60,996.36 and 25,857.20

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Solution

The fourth proportional to 40,652.12, 60,996.36 and 25,857.20 is: 38,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.12 : 60,996.36 = 25,857.20 : x
  2. Step 2: Convert to fraction form
    40,652.12/60,996.36 = 25,857.20/x
  3. Step 3: Cross multiply
    40,652.12x = 60,996.36 × 25,857.20
  4. Step 4: Simplify right side
    40,652.12x = 1,577,195,079.79
  5. Step 5: Solve for x
    x = 1,577,195,079.79/40,652.12
  6. Step 6: Final answer
    x = 38,797.36

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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.