Home / 27,123.66-37,428.68-16,516.71

Finding the Fourth Proportional to 27,123.66, 37,428.68 and 16,516.71

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Solution

The fourth proportional to 27,123.66, 37,428.68 and 16,516.71 is: 22,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,123.66 : 37,428.68 = 16,516.71 : x
  2. Step 2: Convert to fraction form
    27,123.66/37,428.68 = 16,516.71/x
  3. Step 3: Cross multiply
    27,123.66x = 37,428.68 × 16,516.71
  4. Step 4: Simplify right side
    27,123.66x = 618,198,694.53
  5. Step 5: Solve for x
    x = 618,198,694.53/27,123.66
  6. Step 6: Final answer
    x = 22,791.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.