Home / 40,540.19-60,806.57-28,744.56

Finding the Fourth Proportional to 40,540.19, 60,806.57 and 28,744.56

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Solution

The fourth proportional to 40,540.19, 60,806.57 and 28,744.56 is: 43,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,540.19 : 60,806.57 = 28,744.56 : x
  2. Step 2: Convert to fraction form
    40,540.19/60,806.57 = 28,744.56/x
  3. Step 3: Cross multiply
    40,540.19x = 60,806.57 × 28,744.56
  4. Step 4: Simplify right side
    40,540.19x = 1,747,857,956.04
  5. Step 5: Solve for x
    x = 1,747,857,956.04/40,540.19
  6. Step 6: Final answer
    x = 43,114.21

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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.