Home / 27,008.80-40,513.20-25,368.55

Finding the Fourth Proportional to 27,008.80, 40,513.20 and 25,368.55

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Solution

The fourth proportional to 27,008.80, 40,513.20 and 25,368.55 is: 38,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.80 : 40,513.20 = 25,368.55 : x
  2. Step 2: Convert to fraction form
    27,008.80/40,513.20 = 25,368.55/x
  3. Step 3: Cross multiply
    27,008.80x = 40,513.20 × 25,368.55
  4. Step 4: Simplify right side
    27,008.80x = 1,027,761,139.86
  5. Step 5: Solve for x
    x = 1,027,761,139.86/27,008.80
  6. Step 6: Final answer
    x = 38,052.83

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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.