Home / 27,916.29-41,881.28-13,882.95

Finding the Fourth Proportional to 27,916.29, 41,881.28 and 13,882.95

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Solution

The fourth proportional to 27,916.29, 41,881.28 and 13,882.95 is: 20,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.29 : 41,881.28 = 13,882.95 : x
  2. Step 2: Convert to fraction form
    27,916.29/41,881.28 = 13,882.95/x
  3. Step 3: Cross multiply
    27,916.29x = 41,881.28 × 13,882.95
  4. Step 4: Simplify right side
    27,916.29x = 581,435,646.76
  5. Step 5: Solve for x
    x = 581,435,646.76/27,916.29
  6. Step 6: Final answer
    x = 20,827.83

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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.