Home / 23,307.40-32,163.92-12,696.80

Finding the Fourth Proportional to 23,307.40, 32,163.92 and 12,696.80

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Solution

The fourth proportional to 23,307.40, 32,163.92 and 12,696.80 is: 17,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.40 : 32,163.92 = 12,696.80 : x
  2. Step 2: Convert to fraction form
    23,307.40/32,163.92 = 12,696.80/x
  3. Step 3: Cross multiply
    23,307.40x = 32,163.92 × 12,696.80
  4. Step 4: Simplify right side
    23,307.40x = 408,378,923.99
  5. Step 5: Solve for x
    x = 408,378,923.99/23,307.40
  6. Step 6: Final answer
    x = 17,521.43

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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.