Home / 12,494.56-18,758.32-11,463.02

Finding the Fourth Proportional to 12,494.56, 18,758.32 and 11,463.02

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Solution

The fourth proportional to 12,494.56, 18,758.32 and 11,463.02 is: 17,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494.56 : 18,758.32 = 11,463.02 : x
  2. Step 2: Convert to fraction form
    12,494.56/18,758.32 = 11,463.02/x
  3. Step 3: Cross multiply
    12,494.56x = 18,758.32 × 11,463.02
  4. Step 4: Simplify right side
    12,494.56x = 215,026,997.33
  5. Step 5: Solve for x
    x = 215,026,997.33/12,494.56
  6. Step 6: Final answer
    x = 17,209.65

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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.