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Finding the Fourth Proportional to 17,359.32, 26,040.32 and 5,673.72

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Solution

The fourth proportional to 17,359.32, 26,040.32 and 5,673.72 is: 8,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.32 : 26,040.32 = 5,673.72 : x
  2. Step 2: Convert to fraction form
    17,359.32/26,040.32 = 5,673.72/x
  3. Step 3: Cross multiply
    17,359.32x = 26,040.32 × 5,673.72
  4. Step 4: Simplify right side
    17,359.32x = 147,745,411.56
  5. Step 5: Solve for x
    x = 147,745,411.56/17,359.32
  6. Step 6: Final answer
    x = 8,511.02

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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.