Home / 17,293.32-25,964.10-8,865.72

Finding the Fourth Proportional to 17,293.32, 25,964.10 and 8,865.72

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Solution

The fourth proportional to 17,293.32, 25,964.10 and 8,865.72 is: 13,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,293.32 : 25,964.10 = 8,865.72 : x
  2. Step 2: Convert to fraction form
    17,293.32/25,964.10 = 8,865.72/x
  3. Step 3: Cross multiply
    17,293.32x = 25,964.10 × 8,865.72
  4. Step 4: Simplify right side
    17,293.32x = 230,190,440.65
  5. Step 5: Solve for x
    x = 230,190,440.65/17,293.32
  6. Step 6: Final answer
    x = 13,310.95

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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.