Home / 38,234.05-52,771.42-21,244.13

Finding the Fourth Proportional to 38,234.05, 52,771.42 and 21,244.13

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Solution

The fourth proportional to 38,234.05, 52,771.42 and 21,244.13 is: 29,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.05 : 52,771.42 = 21,244.13 : x
  2. Step 2: Convert to fraction form
    38,234.05/52,771.42 = 21,244.13/x
  3. Step 3: Cross multiply
    38,234.05x = 52,771.42 × 21,244.13
  4. Step 4: Simplify right side
    38,234.05x = 1,121,083,075.52
  5. Step 5: Solve for x
    x = 1,121,083,075.52/38,234.05
  6. Step 6: Final answer
    x = 29,321.59

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Half scale
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Double scale
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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.