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Finding the Fourth Proportional to 17,479.25, 26,221.55 and 5,795.21

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Solution

The fourth proportional to 17,479.25, 26,221.55 and 5,795.21 is: 8,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,479.25 : 26,221.55 = 5,795.21 : x
  2. Step 2: Convert to fraction form
    17,479.25/26,221.55 = 5,795.21/x
  3. Step 3: Cross multiply
    17,479.25x = 26,221.55 × 5,795.21
  4. Step 4: Simplify right side
    17,479.25x = 151,959,388.78
  5. Step 5: Solve for x
    x = 151,959,388.78/17,479.25
  6. Step 6: Final answer
    x = 8,693.70

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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.