Home / 27,249.34-37,603.18-15,149.79

Finding the Fourth Proportional to 27,249.34, 37,603.18 and 15,149.79

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Solution

The fourth proportional to 27,249.34, 37,603.18 and 15,149.79 is: 20,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,249.34 : 37,603.18 = 15,149.79 : x
  2. Step 2: Convert to fraction form
    27,249.34/37,603.18 = 15,149.79/x
  3. Step 3: Cross multiply
    27,249.34x = 37,603.18 × 15,149.79
  4. Step 4: Simplify right side
    27,249.34x = 569,680,016.57
  5. Step 5: Solve for x
    x = 569,680,016.57/27,249.34
  6. Step 6: Final answer
    x = 20,906.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.