Home / 18,098.12-27,140.16-6,249.74

Finding the Fourth Proportional to 18,098.12, 27,140.16 and 6,249.74

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Solution

The fourth proportional to 18,098.12, 27,140.16 and 6,249.74 is: 9,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.12 : 27,140.16 = 6,249.74 : x
  2. Step 2: Convert to fraction form
    18,098.12/27,140.16 = 6,249.74/x
  3. Step 3: Cross multiply
    18,098.12x = 27,140.16 × 6,249.74
  4. Step 4: Simplify right side
    18,098.12x = 169,618,943.56
  5. Step 5: Solve for x
    x = 169,618,943.56/18,098.12
  6. Step 6: Final answer
    x = 9,372.19

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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.