Home / 17,329.75-23,915.25-10,521.80

Finding the Fourth Proportional to 17,329.75, 23,915.25 and 10,521.80

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Solution

The fourth proportional to 17,329.75, 23,915.25 and 10,521.80 is: 14,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.75 : 23,915.25 = 10,521.80 : x
  2. Step 2: Convert to fraction form
    17,329.75/23,915.25 = 10,521.80/x
  3. Step 3: Cross multiply
    17,329.75x = 23,915.25 × 10,521.80
  4. Step 4: Simplify right side
    17,329.75x = 251,631,447.56
  5. Step 5: Solve for x
    x = 251,631,447.56/17,329.75
  6. Step 6: Final answer
    x = 14,520.20

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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.