Home / 18,191.72-25,104.33-10,233.96

Finding the Fourth Proportional to 18,191.72, 25,104.33 and 10,233.96

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Solution

The fourth proportional to 18,191.72, 25,104.33 and 10,233.96 is: 14,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.72 : 25,104.33 = 10,233.96 : x
  2. Step 2: Convert to fraction form
    18,191.72/25,104.33 = 10,233.96/x
  3. Step 3: Cross multiply
    18,191.72x = 25,104.33 × 10,233.96
  4. Step 4: Simplify right side
    18,191.72x = 256,916,756.12
  5. Step 5: Solve for x
    x = 256,916,756.12/18,191.72
  6. Step 6: Final answer
    x = 14,122.73

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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.