Home / 40,626.68-60,963.30-21,906.63

Finding the Fourth Proportional to 40,626.68, 60,963.30 and 21,906.63

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Solution

The fourth proportional to 40,626.68, 60,963.30 and 21,906.63 is: 32,872.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,626.68 : 60,963.30 = 21,906.63 : x
  2. Step 2: Convert to fraction form
    40,626.68/60,963.30 = 21,906.63/x
  3. Step 3: Cross multiply
    40,626.68x = 60,963.30 × 21,906.63
  4. Step 4: Simplify right side
    40,626.68x = 1,335,500,456.68
  5. Step 5: Solve for x
    x = 1,335,500,456.68/40,626.68
  6. Step 6: Final answer
    x = 32,872.50

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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.