Home / 17,961.54-26,941.59-6,867.78

Finding the Fourth Proportional to 17,961.54, 26,941.59 and 6,867.78

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Solution

The fourth proportional to 17,961.54, 26,941.59 and 6,867.78 is: 10,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.54 : 26,941.59 = 6,867.78 : x
  2. Step 2: Convert to fraction form
    17,961.54/26,941.59 = 6,867.78/x
  3. Step 3: Cross multiply
    17,961.54x = 26,941.59 × 6,867.78
  4. Step 4: Simplify right side
    17,961.54x = 185,028,912.97
  5. Step 5: Solve for x
    x = 185,028,912.97/17,961.54
  6. Step 6: Final answer
    x = 10,301.39

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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.