Home / 26,631.28-39,953.76-9,101.11

Finding the Fourth Proportional to 26,631.28, 39,953.76 and 9,101.11

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Solution

The fourth proportional to 26,631.28, 39,953.76 and 9,101.11 is: 13,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631.28 : 39,953.76 = 9,101.11 : x
  2. Step 2: Convert to fraction form
    26,631.28/39,953.76 = 9,101.11/x
  3. Step 3: Cross multiply
    26,631.28x = 39,953.76 × 9,101.11
  4. Step 4: Simplify right side
    26,631.28x = 363,623,505.57
  5. Step 5: Solve for x
    x = 363,623,505.57/26,631.28
  6. Step 6: Final answer
    x = 13,654.00

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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.