Home / 29,622.97-40,880.87-16,195.20

Finding the Fourth Proportional to 29,622.97, 40,880.87 and 16,195.20

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Solution

The fourth proportional to 29,622.97, 40,880.87 and 16,195.20 is: 22,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,622.97 : 40,880.87 = 16,195.20 : x
  2. Step 2: Convert to fraction form
    29,622.97/40,880.87 = 16,195.20/x
  3. Step 3: Cross multiply
    29,622.97x = 40,880.87 × 16,195.20
  4. Step 4: Simplify right side
    29,622.97x = 662,073,865.82
  5. Step 5: Solve for x
    x = 662,073,865.82/29,622.97
  6. Step 6: Final answer
    x = 22,350.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.