Home / 18,174.16-27,234.22-9,397.36

Finding the Fourth Proportional to 18,174.16, 27,234.22 and 9,397.36

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Solution

The fourth proportional to 18,174.16, 27,234.22 and 9,397.36 is: 14,082.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.16 : 27,234.22 = 9,397.36 : x
  2. Step 2: Convert to fraction form
    18,174.16/27,234.22 = 9,397.36/x
  3. Step 3: Cross multiply
    18,174.16x = 27,234.22 × 9,397.36
  4. Step 4: Simplify right side
    18,174.16x = 255,929,769.66
  5. Step 5: Solve for x
    x = 255,929,769.66/18,174.16
  6. Step 6: Final answer
    x = 14,082.07

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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.