Home / 36,195.61-54,255.51-15,147.71

Finding the Fourth Proportional to 36,195.61, 54,255.51 and 15,147.71

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Solution

The fourth proportional to 36,195.61, 54,255.51 and 15,147.71 is: 22,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,195.61 : 54,255.51 = 15,147.71 : x
  2. Step 2: Convert to fraction form
    36,195.61/54,255.51 = 15,147.71/x
  3. Step 3: Cross multiply
    36,195.61x = 54,255.51 × 15,147.71
  4. Step 4: Simplify right side
    36,195.61x = 821,846,460.10
  5. Step 5: Solve for x
    x = 821,846,460.10/36,195.61
  6. Step 6: Final answer
    x = 22,705.70

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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.