Home / 15,082.07-20,808.97-8,793.23

Finding the Fourth Proportional to 15,082.07, 20,808.97 and 8,793.23

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Solution

The fourth proportional to 15,082.07, 20,808.97 and 8,793.23 is: 12,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082.07 : 20,808.97 = 8,793.23 : x
  2. Step 2: Convert to fraction form
    15,082.07/20,808.97 = 8,793.23/x
  3. Step 3: Cross multiply
    15,082.07x = 20,808.97 × 8,793.23
  4. Step 4: Simplify right side
    15,082.07x = 182,978,059.27
  5. Step 5: Solve for x
    x = 182,978,059.27/15,082.07
  6. Step 6: Final answer
    x = 12,132.16

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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.