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Finding the Fourth Proportional to 17,045.44, 25,569.07 and 5,359.57

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Solution

The fourth proportional to 17,045.44, 25,569.07 and 5,359.57 is: 8,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.44 : 25,569.07 = 5,359.57 : x
  2. Step 2: Convert to fraction form
    17,045.44/25,569.07 = 5,359.57/x
  3. Step 3: Cross multiply
    17,045.44x = 25,569.07 × 5,359.57
  4. Step 4: Simplify right side
    17,045.44x = 137,039,143.18
  5. Step 5: Solve for x
    x = 137,039,143.18/17,045.44
  6. Step 6: Final answer
    x = 8,039.64

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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.