Home / 17,555.76-26,330.79-8,196.75

Finding the Fourth Proportional to 17,555.76, 26,330.79 and 8,196.75

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Solution

The fourth proportional to 17,555.76, 26,330.79 and 8,196.75 is: 12,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,555.76 : 26,330.79 = 8,196.75 : x
  2. Step 2: Convert to fraction form
    17,555.76/26,330.79 = 8,196.75/x
  3. Step 3: Cross multiply
    17,555.76x = 26,330.79 × 8,196.75
  4. Step 4: Simplify right side
    17,555.76x = 215,826,902.93
  5. Step 5: Solve for x
    x = 215,826,902.93/17,555.76
  6. Step 6: Final answer
    x = 12,293.79

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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.