Home / 15,766.56-21,757.56-8,596.53

Finding the Fourth Proportional to 15,766.56, 21,757.56 and 8,596.53

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Solution

The fourth proportional to 15,766.56, 21,757.56 and 8,596.53 is: 11,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.56 : 21,757.56 = 8,596.53 : x
  2. Step 2: Convert to fraction form
    15,766.56/21,757.56 = 8,596.53/x
  3. Step 3: Cross multiply
    15,766.56x = 21,757.56 × 8,596.53
  4. Step 4: Simplify right side
    15,766.56x = 187,039,517.27
  5. Step 5: Solve for x
    x = 187,039,517.27/15,766.56
  6. Step 6: Final answer
    x = 11,863.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.