Home / 40,144.35-55,402.61-22,244.97

Finding the Fourth Proportional to 40,144.35, 55,402.61 and 22,244.97

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Solution

The fourth proportional to 40,144.35, 55,402.61 and 22,244.97 is: 30,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,144.35 : 55,402.61 = 22,244.97 : x
  2. Step 2: Convert to fraction form
    40,144.35/55,402.61 = 22,244.97/x
  3. Step 3: Cross multiply
    40,144.35x = 55,402.61 × 22,244.97
  4. Step 4: Simplify right side
    40,144.35x = 1,232,429,286.15
  5. Step 5: Solve for x
    x = 1,232,429,286.15/40,144.35
  6. Step 6: Final answer
    x = 30,699.94

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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.