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Finding the Fourth Proportional to 18,524.52, 25,563.08 and 10,141.02

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Solution

The fourth proportional to 18,524.52, 25,563.08 and 10,141.02 is: 13,994.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.52 : 25,563.08 = 10,141.02 : x
  2. Step 2: Convert to fraction form
    18,524.52/25,563.08 = 10,141.02/x
  3. Step 3: Cross multiply
    18,524.52x = 25,563.08 × 10,141.02
  4. Step 4: Simplify right side
    18,524.52x = 259,235,705.54
  5. Step 5: Solve for x
    x = 259,235,705.54/18,524.52
  6. Step 6: Final answer
    x = 13,994.19

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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.