Home / 18,249.10-27,373.60-4,398.10

Finding the Fourth Proportional to 18,249.10, 27,373.60 and 4,398.10

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Solution

The fourth proportional to 18,249.10, 27,373.60 and 4,398.10 is: 6,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.10 : 27,373.60 = 4,398.10 : x
  2. Step 2: Convert to fraction form
    18,249.10/27,373.60 = 4,398.10/x
  3. Step 3: Cross multiply
    18,249.10x = 27,373.60 × 4,398.10
  4. Step 4: Simplify right side
    18,249.10x = 120,391,742.48
  5. Step 5: Solve for x
    x = 120,391,742.48/18,249.10
  6. Step 6: Final answer
    x = 6,597.13

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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.