Home / 23,340.26-32,209.14-12,729.66

Finding the Fourth Proportional to 23,340.26, 32,209.14 and 12,729.66

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Solution

The fourth proportional to 23,340.26, 32,209.14 and 12,729.66 is: 17,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.26 : 32,209.14 = 12,729.66 : x
  2. Step 2: Convert to fraction form
    23,340.26/32,209.14 = 12,729.66/x
  3. Step 3: Cross multiply
    23,340.26x = 32,209.14 × 12,729.66
  4. Step 4: Simplify right side
    23,340.26x = 410,011,401.09
  5. Step 5: Solve for x
    x = 410,011,401.09/23,340.26
  6. Step 6: Final answer
    x = 17,566.70

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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.