Home / 18,263.75-25,204.11-11,194.88

Finding the Fourth Proportional to 18,263.75, 25,204.11 and 11,194.88

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Solution

The fourth proportional to 18,263.75, 25,204.11 and 11,194.88 is: 15,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.75 : 25,204.11 = 11,194.88 : x
  2. Step 2: Convert to fraction form
    18,263.75/25,204.11 = 11,194.88/x
  3. Step 3: Cross multiply
    18,263.75x = 25,204.11 × 11,194.88
  4. Step 4: Simplify right side
    18,263.75x = 282,156,986.96
  5. Step 5: Solve for x
    x = 282,156,986.96/18,263.75
  6. Step 6: Final answer
    x = 15,449.02

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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.