Home / 27,685.66-41,527.00-13,631.68

Finding the Fourth Proportional to 27,685.66, 41,527.00 and 13,631.68

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Solution

The fourth proportional to 27,685.66, 41,527.00 and 13,631.68 is: 20,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.66 : 41,527.00 = 13,631.68 : x
  2. Step 2: Convert to fraction form
    27,685.66/41,527.00 = 13,631.68/x
  3. Step 3: Cross multiply
    27,685.66x = 41,527.00 × 13,631.68
  4. Step 4: Simplify right side
    27,685.66x = 566,082,499.57
  5. Step 5: Solve for x
    x = 566,082,499.57/27,685.66
  6. Step 6: Final answer
    x = 20,446.78

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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.