Home / 18,156.96-27,230.18-7,061.18

Finding the Fourth Proportional to 18,156.96, 27,230.18 and 7,061.18

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Solution

The fourth proportional to 18,156.96, 27,230.18 and 7,061.18 is: 10,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.96 : 27,230.18 = 7,061.18 : x
  2. Step 2: Convert to fraction form
    18,156.96/27,230.18 = 7,061.18/x
  3. Step 3: Cross multiply
    18,156.96x = 27,230.18 × 7,061.18
  4. Step 4: Simplify right side
    18,156.96x = 192,277,030.96
  5. Step 5: Solve for x
    x = 192,277,030.96/18,156.96
  6. Step 6: Final answer
    x = 10,589.71

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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.