Home / 41,975.28-62,969.76-12,396.11

Finding the Fourth Proportional to 41,975.28, 62,969.76 and 12,396.11

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Solution

The fourth proportional to 41,975.28, 62,969.76 and 12,396.11 is: 18,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,975.28 : 62,969.76 = 12,396.11 : x
  2. Step 2: Convert to fraction form
    41,975.28/62,969.76 = 12,396.11/x
  3. Step 3: Cross multiply
    41,975.28x = 62,969.76 × 12,396.11
  4. Step 4: Simplify right side
    41,975.28x = 780,579,756.78
  5. Step 5: Solve for x
    x = 780,579,756.78/41,975.28
  6. Step 6: Final answer
    x = 18,596.18

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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.