Home / 40,540.20-60,767.10-15,570.60

Finding the Fourth Proportional to 40,540.20, 60,767.10 and 15,570.60

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Solution

The fourth proportional to 40,540.20, 60,767.10 and 15,570.60 is: 23,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,540.20 : 60,767.10 = 15,570.60 : x
  2. Step 2: Convert to fraction form
    40,540.20/60,767.10 = 15,570.60/x
  3. Step 3: Cross multiply
    40,540.20x = 60,767.10 × 15,570.60
  4. Step 4: Simplify right side
    40,540.20x = 946,180,207.26
  5. Step 5: Solve for x
    x = 946,180,207.26/40,540.20
  6. Step 6: Final answer
    x = 23,339.31

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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.