Home / 17,766.78-26,649.81-5,921.42

Finding the Fourth Proportional to 17,766.78, 26,649.81 and 5,921.42

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Solution

The fourth proportional to 17,766.78, 26,649.81 and 5,921.42 is: 8,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.78 : 26,649.81 = 5,921.42 : x
  2. Step 2: Convert to fraction form
    17,766.78/26,649.81 = 5,921.42/x
  3. Step 3: Cross multiply
    17,766.78x = 26,649.81 × 5,921.42
  4. Step 4: Simplify right side
    17,766.78x = 157,804,584.68
  5. Step 5: Solve for x
    x = 157,804,584.68/17,766.78
  6. Step 6: Final answer
    x = 8,882.00

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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.