Home / 40,456.24-60,604.26-19,079.68

Finding the Fourth Proportional to 40,456.24, 60,604.26 and 19,079.68

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Solution

The fourth proportional to 40,456.24, 60,604.26 and 19,079.68 is: 28,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.24 : 60,604.26 = 19,079.68 : x
  2. Step 2: Convert to fraction form
    40,456.24/60,604.26 = 19,079.68/x
  3. Step 3: Cross multiply
    40,456.24x = 60,604.26 × 19,079.68
  4. Step 4: Simplify right side
    40,456.24x = 1,156,309,887.44
  5. Step 5: Solve for x
    x = 1,156,309,887.44/40,456.24
  6. Step 6: Final answer
    x = 28,581.74

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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.