Home / 23,257.20-34,896.60-12,176.40

Finding the Fourth Proportional to 23,257.20, 34,896.60 and 12,176.40

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Solution

The fourth proportional to 23,257.20, 34,896.60 and 12,176.40 is: 18,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,257.20 : 34,896.60 = 12,176.40 : x
  2. Step 2: Convert to fraction form
    23,257.20/34,896.60 = 12,176.40/x
  3. Step 3: Cross multiply
    23,257.20x = 34,896.60 × 12,176.40
  4. Step 4: Simplify right side
    23,257.20x = 424,914,960.24
  5. Step 5: Solve for x
    x = 424,914,960.24/23,257.20
  6. Step 6: Final answer
    x = 18,270.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.