Home / 29,033.46-40,054.62-18,958.68

Finding the Fourth Proportional to 29,033.46, 40,054.62 and 18,958.68

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Solution

The fourth proportional to 29,033.46, 40,054.62 and 18,958.68 is: 26,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,033.46 : 40,054.62 = 18,958.68 : x
  2. Step 2: Convert to fraction form
    29,033.46/40,054.62 = 18,958.68/x
  3. Step 3: Cross multiply
    29,033.46x = 40,054.62 × 18,958.68
  4. Step 4: Simplify right side
    29,033.46x = 759,382,723.10
  5. Step 5: Solve for x
    x = 759,382,723.10/29,033.46
  6. Step 6: Final answer
    x = 26,155.43

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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.