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Finding the Fourth Proportional to 17,202.90, 25,807.98 and 5,524.32

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Solution

The fourth proportional to 17,202.90, 25,807.98 and 5,524.32 is: 8,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.90 : 25,807.98 = 5,524.32 : x
  2. Step 2: Convert to fraction form
    17,202.90/25,807.98 = 5,524.32/x
  3. Step 3: Cross multiply
    17,202.90x = 25,807.98 × 5,524.32
  4. Step 4: Simplify right side
    17,202.90x = 142,571,540.07
  5. Step 5: Solve for x
    x = 142,571,540.07/17,202.90
  6. Step 6: Final answer
    x = 8,287.65

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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.