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Finding the Fourth Proportional to 17,203.32, 25,821.18 and 8,444.52

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Solution

The fourth proportional to 17,203.32, 25,821.18 and 8,444.52 is: 12,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.32 : 25,821.18 = 8,444.52 : x
  2. Step 2: Convert to fraction form
    17,203.32/25,821.18 = 8,444.52/x
  3. Step 3: Cross multiply
    17,203.32x = 25,821.18 × 8,444.52
  4. Step 4: Simplify right side
    17,203.32x = 218,047,470.93
  5. Step 5: Solve for x
    x = 218,047,470.93/17,203.32
  6. Step 6: Final answer
    x = 12,674.73

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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.