Home / 38,239.46-52,768.66-21,244.80

Finding the Fourth Proportional to 38,239.46, 52,768.66 and 21,244.80

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Solution

The fourth proportional to 38,239.46, 52,768.66 and 21,244.80 is: 29,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.46 : 52,768.66 = 21,244.80 : x
  2. Step 2: Convert to fraction form
    38,239.46/52,768.66 = 21,244.80/x
  3. Step 3: Cross multiply
    38,239.46x = 52,768.66 × 21,244.80
  4. Step 4: Simplify right side
    38,239.46x = 1,121,059,627.97
  5. Step 5: Solve for x
    x = 1,121,059,627.97/38,239.46
  6. Step 6: Final answer
    x = 29,316.83

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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.