Home / 26,932.75-40,406.81-9,167.31

Finding the Fourth Proportional to 26,932.75, 40,406.81 and 9,167.31

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Solution

The fourth proportional to 26,932.75, 40,406.81 and 9,167.31 is: 13,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,932.75 : 40,406.81 = 9,167.31 : x
  2. Step 2: Convert to fraction form
    26,932.75/40,406.81 = 9,167.31/x
  3. Step 3: Cross multiply
    26,932.75x = 40,406.81 × 9,167.31
  4. Step 4: Simplify right side
    26,932.75x = 370,421,753.38
  5. Step 5: Solve for x
    x = 370,421,753.38/26,932.75
  6. Step 6: Final answer
    x = 13,753.58

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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.