Home / 23,329.20-32,194.42-12,718.78

Finding the Fourth Proportional to 23,329.20, 32,194.42 and 12,718.78

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Solution

The fourth proportional to 23,329.20, 32,194.42 and 12,718.78 is: 17,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.20 : 32,194.42 = 12,718.78 : x
  2. Step 2: Convert to fraction form
    23,329.20/32,194.42 = 12,718.78/x
  3. Step 3: Cross multiply
    23,329.20x = 32,194.42 × 12,718.78
  4. Step 4: Simplify right side
    23,329.20x = 409,473,745.21
  5. Step 5: Solve for x
    x = 409,473,745.21/23,329.20
  6. Step 6: Final answer
    x = 17,551.98

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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.