Home / 22,712.50-34,073.30-7,917.44

Finding the Fourth Proportional to 22,712.50, 34,073.30 and 7,917.44

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Solution

The fourth proportional to 22,712.50, 34,073.30 and 7,917.44 is: 11,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.50 : 34,073.30 = 7,917.44 : x
  2. Step 2: Convert to fraction form
    22,712.50/34,073.30 = 7,917.44/x
  3. Step 3: Cross multiply
    22,712.50x = 34,073.30 × 7,917.44
  4. Step 4: Simplify right side
    22,712.50x = 269,773,268.76
  5. Step 5: Solve for x
    x = 269,773,268.76/22,712.50
  6. Step 6: Final answer
    x = 11,877.75

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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.