Home / 26,517.40-39,769.82-9,885.24

Finding the Fourth Proportional to 26,517.40, 39,769.82 and 9,885.24

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Solution

The fourth proportional to 26,517.40, 39,769.82 and 9,885.24 is: 14,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.40 : 39,769.82 = 9,885.24 : x
  2. Step 2: Convert to fraction form
    26,517.40/39,769.82 = 9,885.24/x
  3. Step 3: Cross multiply
    26,517.40x = 39,769.82 × 9,885.24
  4. Step 4: Simplify right side
    26,517.40x = 393,134,215.46
  5. Step 5: Solve for x
    x = 393,134,215.46/26,517.40
  6. Step 6: Final answer
    x = 14,825.52

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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.