Home / 17,382.70-25,850.42-16,829.12

Finding the Fourth Proportional to 17,382.70, 25,850.42 and 16,829.12

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Solution

The fourth proportional to 17,382.70, 25,850.42 and 16,829.12 is: 25,027.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.70 : 25,850.42 = 16,829.12 : x
  2. Step 2: Convert to fraction form
    17,382.70/25,850.42 = 16,829.12/x
  3. Step 3: Cross multiply
    17,382.70x = 25,850.42 × 16,829.12
  4. Step 4: Simplify right side
    17,382.70x = 435,039,606.83
  5. Step 5: Solve for x
    x = 435,039,606.83/17,382.70
  6. Step 6: Final answer
    x = 25,027.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.