Home / 29,102.33-43,616.97-12,442.79

Finding the Fourth Proportional to 29,102.33, 43,616.97 and 12,442.79

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Solution

The fourth proportional to 29,102.33, 43,616.97 and 12,442.79 is: 18,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.33 : 43,616.97 = 12,442.79 : x
  2. Step 2: Convert to fraction form
    29,102.33/43,616.97 = 12,442.79/x
  3. Step 3: Cross multiply
    29,102.33x = 43,616.97 × 12,442.79
  4. Step 4: Simplify right side
    29,102.33x = 542,716,580.06
  5. Step 5: Solve for x
    x = 542,716,580.06/29,102.33
  6. Step 6: Final answer
    x = 18,648.56

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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.