Home / 40,662.19-60,987.01-11,082.41

Finding the Fourth Proportional to 40,662.19, 60,987.01 and 11,082.41

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Solution

The fourth proportional to 40,662.19, 60,987.01 and 11,082.41 is: 16,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,662.19 : 60,987.01 = 11,082.41 : x
  2. Step 2: Convert to fraction form
    40,662.19/60,987.01 = 11,082.41/x
  3. Step 3: Cross multiply
    40,662.19x = 60,987.01 × 11,082.41
  4. Step 4: Simplify right side
    40,662.19x = 675,883,049.49
  5. Step 5: Solve for x
    x = 675,883,049.49/40,662.19
  6. Step 6: Final answer
    x = 16,621.90

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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.