Home / 43,207.11-64,823.22-18,234

Finding the Fourth Proportional to 43,207.11, 64,823.22 and 18,234

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Solution

The fourth proportional to 43,207.11, 64,823.22 and 18,234 is: 27,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.11 : 64,823.22 = 18,234 : x
  2. Step 2: Convert to fraction form
    43,207.11/64,823.22 = 18,234/x
  3. Step 3: Cross multiply
    43,207.11x = 64,823.22 × 18,234
  4. Step 4: Simplify right side
    43,207.11x = 1,181,986,593.48
  5. Step 5: Solve for x
    x = 1,181,986,593.48/43,207.11
  6. Step 6: Final answer
    x = 27,356.30

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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.