Home / 18,037.16-27,049.26-6,938.18

Finding the Fourth Proportional to 18,037.16, 27,049.26 and 6,938.18

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Solution

The fourth proportional to 18,037.16, 27,049.26 and 6,938.18 is: 10,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.16 : 27,049.26 = 6,938.18 : x
  2. Step 2: Convert to fraction form
    18,037.16/27,049.26 = 6,938.18/x
  3. Step 3: Cross multiply
    18,037.16x = 27,049.26 × 6,938.18
  4. Step 4: Simplify right side
    18,037.16x = 187,672,634.75
  5. Step 5: Solve for x
    x = 187,672,634.75/18,037.16
  6. Step 6: Final answer
    x = 10,404.78

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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.