Home / 40,399.13-60,610.22-13,750.97

Finding the Fourth Proportional to 40,399.13, 60,610.22 and 13,750.97

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Solution

The fourth proportional to 40,399.13, 60,610.22 and 13,750.97 is: 20,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,399.13 : 60,610.22 = 13,750.97 : x
  2. Step 2: Convert to fraction form
    40,399.13/60,610.22 = 13,750.97/x
  3. Step 3: Cross multiply
    40,399.13x = 60,610.22 × 13,750.97
  4. Step 4: Simplify right side
    40,399.13x = 833,448,945.11
  5. Step 5: Solve for x
    x = 833,448,945.11/40,399.13
  6. Step 6: Final answer
    x = 20,630.37

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1.5x scale

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.