Home / 36,428.29-54,601.41-18,609.10

Finding the Fourth Proportional to 36,428.29, 54,601.41 and 18,609.10

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Solution

The fourth proportional to 36,428.29, 54,601.41 and 18,609.10 is: 27,892.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.29 : 54,601.41 = 18,609.10 : x
  2. Step 2: Convert to fraction form
    36,428.29/54,601.41 = 18,609.10/x
  3. Step 3: Cross multiply
    36,428.29x = 54,601.41 × 18,609.10
  4. Step 4: Simplify right side
    36,428.29x = 1,016,083,098.83
  5. Step 5: Solve for x
    x = 1,016,083,098.83/36,428.29
  6. Step 6: Final answer
    x = 27,892.69

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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.