Home / 27,382.68-41,061.06-13,515.48

Finding the Fourth Proportional to 27,382.68, 41,061.06 and 13,515.48

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Solution

The fourth proportional to 27,382.68, 41,061.06 and 13,515.48 is: 20,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,382.68 : 41,061.06 = 13,515.48 : x
  2. Step 2: Convert to fraction form
    27,382.68/41,061.06 = 13,515.48/x
  3. Step 3: Cross multiply
    27,382.68x = 41,061.06 × 13,515.48
  4. Step 4: Simplify right side
    27,382.68x = 554,959,935.21
  5. Step 5: Solve for x
    x = 554,959,935.21/27,382.68
  6. Step 6: Final answer
    x = 20,266.82

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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.