Home / 18,613.62-27,916.29-5,462.46

Finding the Fourth Proportional to 18,613.62, 27,916.29 and 5,462.46

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Solution

The fourth proportional to 18,613.62, 27,916.29 and 5,462.46 is: 8,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.62 : 27,916.29 = 5,462.46 : x
  2. Step 2: Convert to fraction form
    18,613.62/27,916.29 = 5,462.46/x
  3. Step 3: Cross multiply
    18,613.62x = 27,916.29 × 5,462.46
  4. Step 4: Simplify right side
    18,613.62x = 152,491,617.47
  5. Step 5: Solve for x
    x = 152,491,617.47/18,613.62
  6. Step 6: Final answer
    x = 8,192.48

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1.5x scale

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.