Home / 18,161.10-27,244.85-8,301.38

Finding the Fourth Proportional to 18,161.10, 27,244.85 and 8,301.38

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Solution

The fourth proportional to 18,161.10, 27,244.85 and 8,301.38 is: 12,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.10 : 27,244.85 = 8,301.38 : x
  2. Step 2: Convert to fraction form
    18,161.10/27,244.85 = 8,301.38/x
  3. Step 3: Cross multiply
    18,161.10x = 27,244.85 × 8,301.38
  4. Step 4: Simplify right side
    18,161.10x = 226,169,675.16
  5. Step 5: Solve for x
    x = 226,169,675.16/18,161.10
  6. Step 6: Final answer
    x = 12,453.52

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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.