Home / 17,310.12-23,872.12-11,339.61

Finding the Fourth Proportional to 17,310.12, 23,872.12 and 11,339.61

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Solution

The fourth proportional to 17,310.12, 23,872.12 and 11,339.61 is: 15,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.12 : 23,872.12 = 11,339.61 : x
  2. Step 2: Convert to fraction form
    17,310.12/23,872.12 = 11,339.61/x
  3. Step 3: Cross multiply
    17,310.12x = 23,872.12 × 11,339.61
  4. Step 4: Simplify right side
    17,310.12x = 270,700,530.67
  5. Step 5: Solve for x
    x = 270,700,530.67/17,310.12
  6. Step 6: Final answer
    x = 15,638.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.