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Finding the Fourth Proportional to 17,750.92, 26,608.40 and 11,514.90

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Solution

The fourth proportional to 17,750.92, 26,608.40 and 11,514.90 is: 17,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.92 : 26,608.40 = 11,514.90 : x
  2. Step 2: Convert to fraction form
    17,750.92/26,608.40 = 11,514.90/x
  3. Step 3: Cross multiply
    17,750.92x = 26,608.40 × 11,514.90
  4. Step 4: Simplify right side
    17,750.92x = 306,393,065.16
  5. Step 5: Solve for x
    x = 306,393,065.16/17,750.92
  6. Step 6: Final answer
    x = 17,260.69

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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.