Home / 25,560.25-38,356.31-9,766.69

Finding the Fourth Proportional to 25,560.25, 38,356.31 and 9,766.69

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Solution

The fourth proportional to 25,560.25, 38,356.31 and 9,766.69 is: 14,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.25 : 38,356.31 = 9,766.69 : x
  2. Step 2: Convert to fraction form
    25,560.25/38,356.31 = 9,766.69/x
  3. Step 3: Cross multiply
    25,560.25x = 38,356.31 × 9,766.69
  4. Step 4: Simplify right side
    25,560.25x = 374,614,189.31
  5. Step 5: Solve for x
    x = 374,614,189.31/25,560.25
  6. Step 6: Final answer
    x = 14,656.12

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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.