Home / 18,588.01-27,876.11-6,105.13

Finding the Fourth Proportional to 18,588.01, 27,876.11 and 6,105.13

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Solution

The fourth proportional to 18,588.01, 27,876.11 and 6,105.13 is: 9,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.01 : 27,876.11 = 6,105.13 : x
  2. Step 2: Convert to fraction form
    18,588.01/27,876.11 = 6,105.13/x
  3. Step 3: Cross multiply
    18,588.01x = 27,876.11 × 6,105.13
  4. Step 4: Simplify right side
    18,588.01x = 170,187,270.80
  5. Step 5: Solve for x
    x = 170,187,270.80/18,588.01
  6. Step 6: Final answer
    x = 9,155.76

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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.