Home / 18,654.12-25,738.02-11,098.44

Finding the Fourth Proportional to 18,654.12, 25,738.02 and 11,098.44

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Solution

The fourth proportional to 18,654.12, 25,738.02 and 11,098.44 is: 15,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.12 : 25,738.02 = 11,098.44 : x
  2. Step 2: Convert to fraction form
    18,654.12/25,738.02 = 11,098.44/x
  3. Step 3: Cross multiply
    18,654.12x = 25,738.02 × 11,098.44
  4. Step 4: Simplify right side
    18,654.12x = 285,651,870.69
  5. Step 5: Solve for x
    x = 285,651,870.69/18,654.12
  6. Step 6: Final answer
    x = 15,313.07

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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.