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Finding the Fourth Proportional to 18,153.01, 27,248.60 and 16,086.25

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Solution

The fourth proportional to 18,153.01, 27,248.60 and 16,086.25 is: 24,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.01 : 27,248.60 = 16,086.25 : x
  2. Step 2: Convert to fraction form
    18,153.01/27,248.60 = 16,086.25/x
  3. Step 3: Cross multiply
    18,153.01x = 27,248.60 × 16,086.25
  4. Step 4: Simplify right side
    18,153.01x = 438,327,791.75
  5. Step 5: Solve for x
    x = 438,327,791.75/18,153.01
  6. Step 6: Final answer
    x = 24,146.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.