Home / 22,902.20-34,353.30-18,965.60

Finding the Fourth Proportional to 22,902.20, 34,353.30 and 18,965.60

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Solution

The fourth proportional to 22,902.20, 34,353.30 and 18,965.60 is: 28,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902.20 : 34,353.30 = 18,965.60 : x
  2. Step 2: Convert to fraction form
    22,902.20/34,353.30 = 18,965.60/x
  3. Step 3: Cross multiply
    22,902.20x = 34,353.30 × 18,965.60
  4. Step 4: Simplify right side
    22,902.20x = 651,530,946.48
  5. Step 5: Solve for x
    x = 651,530,946.48/22,902.20
  6. Step 6: Final answer
    x = 28,448.40

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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.