Home / 18,160.72-27,241.68-6,314.59

Finding the Fourth Proportional to 18,160.72, 27,241.68 and 6,314.59

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Solution

The fourth proportional to 18,160.72, 27,241.68 and 6,314.59 is: 9,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.72 : 27,241.68 = 6,314.59 : x
  2. Step 2: Convert to fraction form
    18,160.72/27,241.68 = 6,314.59/x
  3. Step 3: Cross multiply
    18,160.72x = 27,241.68 × 6,314.59
  4. Step 4: Simplify right side
    18,160.72x = 172,020,126.57
  5. Step 5: Solve for x
    x = 172,020,126.57/18,160.72
  6. Step 6: Final answer
    x = 9,472.10

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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.