Home / 38,168.11-52,672.04-22,255.64

Finding the Fourth Proportional to 38,168.11, 52,672.04 and 22,255.64

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Solution

The fourth proportional to 38,168.11, 52,672.04 and 22,255.64 is: 30,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168.11 : 52,672.04 = 22,255.64 : x
  2. Step 2: Convert to fraction form
    38,168.11/52,672.04 = 22,255.64/x
  3. Step 3: Cross multiply
    38,168.11x = 52,672.04 × 22,255.64
  4. Step 4: Simplify right side
    38,168.11x = 1,172,250,162.93
  5. Step 5: Solve for x
    x = 1,172,250,162.93/38,168.11
  6. Step 6: Final answer
    x = 30,712.82

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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.