Home / 38,217.68-52,741.32-21,452.24

Finding the Fourth Proportional to 38,217.68, 52,741.32 and 21,452.24

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Solution

The fourth proportional to 38,217.68, 52,741.32 and 21,452.24 is: 29,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217.68 : 52,741.32 = 21,452.24 : x
  2. Step 2: Convert to fraction form
    38,217.68/52,741.32 = 21,452.24/x
  3. Step 3: Cross multiply
    38,217.68x = 52,741.32 × 21,452.24
  4. Step 4: Simplify right side
    38,217.68x = 1,131,419,454.56
  5. Step 5: Solve for x
    x = 1,131,419,454.56/38,217.68
  6. Step 6: Final answer
    x = 29,604.61

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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.