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Finding the Fourth Proportional to 17,203.44, 25,805.40 and 4,891.44

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Solution

The fourth proportional to 17,203.44, 25,805.40 and 4,891.44 is: 7,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.44 : 25,805.40 = 4,891.44 : x
  2. Step 2: Convert to fraction form
    17,203.44/25,805.40 = 4,891.44/x
  3. Step 3: Cross multiply
    17,203.44x = 25,805.40 × 4,891.44
  4. Step 4: Simplify right side
    17,203.44x = 126,225,565.78
  5. Step 5: Solve for x
    x = 126,225,565.78/17,203.44
  6. Step 6: Final answer
    x = 7,337.23

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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.