Home / 25,766.66-38,662.96-10,197.38

Finding the Fourth Proportional to 25,766.66, 38,662.96 and 10,197.38

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Solution

The fourth proportional to 25,766.66, 38,662.96 and 10,197.38 is: 15,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,766.66 : 38,662.96 = 10,197.38 : x
  2. Step 2: Convert to fraction form
    25,766.66/38,662.96 = 10,197.38/x
  3. Step 3: Cross multiply
    25,766.66x = 38,662.96 × 10,197.38
  4. Step 4: Simplify right side
    25,766.66x = 394,260,895.04
  5. Step 5: Solve for x
    x = 394,260,895.04/25,766.66
  6. Step 6: Final answer
    x = 15,301.20

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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.