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Finding the Fourth Proportional to 17,246.62, 25,872.63 and 5,561.02

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Solution

The fourth proportional to 17,246.62, 25,872.63 and 5,561.02 is: 8,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,246.62 : 25,872.63 = 5,561.02 : x
  2. Step 2: Convert to fraction form
    17,246.62/25,872.63 = 5,561.02/x
  3. Step 3: Cross multiply
    17,246.62x = 25,872.63 × 5,561.02
  4. Step 4: Simplify right side
    17,246.62x = 143,878,212.88
  5. Step 5: Solve for x
    x = 143,878,212.88/17,246.62
  6. Step 6: Final answer
    x = 8,342.40

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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.