Home / 36,232.20-54,348.30-12,855.60

Finding the Fourth Proportional to 36,232.20, 54,348.30 and 12,855.60

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Solution

The fourth proportional to 36,232.20, 54,348.30 and 12,855.60 is: 19,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,232.20 : 54,348.30 = 12,855.60 : x
  2. Step 2: Convert to fraction form
    36,232.20/54,348.30 = 12,855.60/x
  3. Step 3: Cross multiply
    36,232.20x = 54,348.30 × 12,855.60
  4. Step 4: Simplify right side
    36,232.20x = 698,680,005.48
  5. Step 5: Solve for x
    x = 698,680,005.48/36,232.20
  6. Step 6: Final answer
    x = 19,283.40

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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.