Home / 17,179.19-25,747.37-7,816.70

Finding the Fourth Proportional to 17,179.19, 25,747.37 and 7,816.70

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Solution

The fourth proportional to 17,179.19, 25,747.37 and 7,816.70 is: 11,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,179.19 : 25,747.37 = 7,816.70 : x
  2. Step 2: Convert to fraction form
    17,179.19/25,747.37 = 7,816.70/x
  3. Step 3: Cross multiply
    17,179.19x = 25,747.37 × 7,816.70
  4. Step 4: Simplify right side
    17,179.19x = 201,259,521.68
  5. Step 5: Solve for x
    x = 201,259,521.68/17,179.19
  6. Step 6: Final answer
    x = 11,715.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.