Home / 10,093.55-15,115.61-8,327.75

Finding the Fourth Proportional to 10,093.55, 15,115.61 and 8,327.75

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Solution

The fourth proportional to 10,093.55, 15,115.61 and 8,327.75 is: 12,471.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,093.55 : 15,115.61 = 8,327.75 : x
  2. Step 2: Convert to fraction form
    10,093.55/15,115.61 = 8,327.75/x
  3. Step 3: Cross multiply
    10,093.55x = 15,115.61 × 8,327.75
  4. Step 4: Simplify right side
    10,093.55x = 125,878,966.42
  5. Step 5: Solve for x
    x = 125,878,966.42/10,093.55
  6. Step 6: Final answer
    x = 12,471.23

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1.5x scale

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.