Home / 36,034.40-54,083.60-21,224.80

Finding the Fourth Proportional to 36,034.40, 54,083.60 and 21,224.80

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Solution

The fourth proportional to 36,034.40, 54,083.60 and 21,224.80 is: 31,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.40 : 54,083.60 = 21,224.80 : x
  2. Step 2: Convert to fraction form
    36,034.40/54,083.60 = 21,224.80/x
  3. Step 3: Cross multiply
    36,034.40x = 54,083.60 × 21,224.80
  4. Step 4: Simplify right side
    36,034.40x = 1,147,913,593.28
  5. Step 5: Solve for x
    x = 1,147,913,593.28/36,034.40
  6. Step 6: Final answer
    x = 31,856.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.