Home / 29,280.15-40,399.56-17,346.42

Finding the Fourth Proportional to 29,280.15, 40,399.56 and 17,346.42

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Solution

The fourth proportional to 29,280.15, 40,399.56 and 17,346.42 is: 23,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280.15 : 40,399.56 = 17,346.42 : x
  2. Step 2: Convert to fraction form
    29,280.15/40,399.56 = 17,346.42/x
  3. Step 3: Cross multiply
    29,280.15x = 40,399.56 × 17,346.42
  4. Step 4: Simplify right side
    29,280.15x = 700,787,735.58
  5. Step 5: Solve for x
    x = 700,787,735.58/29,280.15
  6. Step 6: Final answer
    x = 23,933.88

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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.