Home / 29,150.60-40,226.66-17,217.78

Finding the Fourth Proportional to 29,150.60, 40,226.66 and 17,217.78

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Solution

The fourth proportional to 29,150.60, 40,226.66 and 17,217.78 is: 23,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.60 : 40,226.66 = 17,217.78 : x
  2. Step 2: Convert to fraction form
    29,150.60/40,226.66 = 17,217.78/x
  3. Step 3: Cross multiply
    29,150.60x = 40,226.66 × 17,217.78
  4. Step 4: Simplify right side
    29,150.60x = 692,613,782.01
  5. Step 5: Solve for x
    x = 692,613,782.01/29,150.60
  6. Step 6: Final answer
    x = 23,759.85

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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.