Home / 23,112.48-34,671.12-11,414.40

Finding the Fourth Proportional to 23,112.48, 34,671.12 and 11,414.40

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Solution

The fourth proportional to 23,112.48, 34,671.12 and 11,414.40 is: 17,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112.48 : 34,671.12 = 11,414.40 : x
  2. Step 2: Convert to fraction form
    23,112.48/34,671.12 = 11,414.40/x
  3. Step 3: Cross multiply
    23,112.48x = 34,671.12 × 11,414.40
  4. Step 4: Simplify right side
    23,112.48x = 395,750,032.13
  5. Step 5: Solve for x
    x = 395,750,032.13/23,112.48
  6. Step 6: Final answer
    x = 17,122.79

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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.