Home / 22,278.33-33,414.89-8,950.79

Finding the Fourth Proportional to 22,278.33, 33,414.89 and 8,950.79

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Solution

The fourth proportional to 22,278.33, 33,414.89 and 8,950.79 is: 13,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278.33 : 33,414.89 = 8,950.79 : x
  2. Step 2: Convert to fraction form
    22,278.33/33,414.89 = 8,950.79/x
  3. Step 3: Cross multiply
    22,278.33x = 33,414.89 × 8,950.79
  4. Step 4: Simplify right side
    22,278.33x = 299,089,518.57
  5. Step 5: Solve for x
    x = 299,089,518.57/22,278.33
  6. Step 6: Final answer
    x = 13,425.13

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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.