Home / 38,081.22-52,555.04-21,087.04

Finding the Fourth Proportional to 38,081.22, 52,555.04 and 21,087.04

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Solution

The fourth proportional to 38,081.22, 52,555.04 and 21,087.04 is: 29,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081.22 : 52,555.04 = 21,087.04 : x
  2. Step 2: Convert to fraction form
    38,081.22/52,555.04 = 21,087.04/x
  3. Step 3: Cross multiply
    38,081.22x = 52,555.04 × 21,087.04
  4. Step 4: Simplify right side
    38,081.22x = 1,108,230,319.29
  5. Step 5: Solve for x
    x = 1,108,230,319.29/38,081.22
  6. Step 6: Final answer
    x = 29,101.76

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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.