Home / 40,655.18-56,110.52-25,549.90

Finding the Fourth Proportional to 40,655.18, 56,110.52 and 25,549.90

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Solution

The fourth proportional to 40,655.18, 56,110.52 and 25,549.90 is: 35,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,655.18 : 56,110.52 = 25,549.90 : x
  2. Step 2: Convert to fraction form
    40,655.18/56,110.52 = 25,549.90/x
  3. Step 3: Cross multiply
    40,655.18x = 56,110.52 × 25,549.90
  4. Step 4: Simplify right side
    40,655.18x = 1,433,618,174.95
  5. Step 5: Solve for x
    x = 1,433,618,174.95/40,655.18
  6. Step 6: Final answer
    x = 35,262.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.