Home / 22,919.90-34,380.66-7,335.50

Finding the Fourth Proportional to 22,919.90, 34,380.66 and 7,335.50

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Solution

The fourth proportional to 22,919.90, 34,380.66 and 7,335.50 is: 11,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.90 : 34,380.66 = 7,335.50 : x
  2. Step 2: Convert to fraction form
    22,919.90/34,380.66 = 7,335.50/x
  3. Step 3: Cross multiply
    22,919.90x = 34,380.66 × 7,335.50
  4. Step 4: Simplify right side
    22,919.90x = 252,199,331.43
  5. Step 5: Solve for x
    x = 252,199,331.43/22,919.90
  6. Step 6: Final answer
    x = 11,003.51

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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.