Home / 23,319.26-32,179.64-12,708.66

Finding the Fourth Proportional to 23,319.26, 32,179.64 and 12,708.66

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Solution

The fourth proportional to 23,319.26, 32,179.64 and 12,708.66 is: 17,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.26 : 32,179.64 = 12,708.66 : x
  2. Step 2: Convert to fraction form
    23,319.26/32,179.64 = 12,708.66/x
  3. Step 3: Cross multiply
    23,319.26x = 32,179.64 × 12,708.66
  4. Step 4: Simplify right side
    23,319.26x = 408,960,040.14
  5. Step 5: Solve for x
    x = 408,960,040.14/23,319.26
  6. Step 6: Final answer
    x = 17,537.44

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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.