Home / 29,145.24-40,206.78-17,200.44

Finding the Fourth Proportional to 29,145.24, 40,206.78 and 17,200.44

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Solution

The fourth proportional to 29,145.24, 40,206.78 and 17,200.44 is: 23,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.24 : 40,206.78 = 17,200.44 : x
  2. Step 2: Convert to fraction form
    29,145.24/40,206.78 = 17,200.44/x
  3. Step 3: Cross multiply
    29,145.24x = 40,206.78 × 17,200.44
  4. Step 4: Simplify right side
    29,145.24x = 691,574,306.98
  5. Step 5: Solve for x
    x = 691,574,306.98/29,145.24
  6. Step 6: Final answer
    x = 23,728.55

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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.