Home / 23,680.60-35,520.90-19,452.40

Finding the Fourth Proportional to 23,680.60, 35,520.90 and 19,452.40

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Solution

The fourth proportional to 23,680.60, 35,520.90 and 19,452.40 is: 29,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.60 : 35,520.90 = 19,452.40 : x
  2. Step 2: Convert to fraction form
    23,680.60/35,520.90 = 19,452.40/x
  3. Step 3: Cross multiply
    23,680.60x = 35,520.90 × 19,452.40
  4. Step 4: Simplify right side
    23,680.60x = 690,966,755.16
  5. Step 5: Solve for x
    x = 690,966,755.16/23,680.60
  6. Step 6: Final answer
    x = 29,178.60

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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.