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Finding the Fourth Proportional to 18,041.08, 24,896.84 and 9,974.61

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Solution

The fourth proportional to 18,041.08, 24,896.84 and 9,974.61 is: 13,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,041.08 : 24,896.84 = 9,974.61 : x
  2. Step 2: Convert to fraction form
    18,041.08/24,896.84 = 9,974.61/x
  3. Step 3: Cross multiply
    18,041.08x = 24,896.84 × 9,974.61
  4. Step 4: Simplify right side
    18,041.08x = 248,336,144.75
  5. Step 5: Solve for x
    x = 248,336,144.75/18,041.08
  6. Step 6: Final answer
    x = 13,765.04

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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.