Home / 17,816.96-26,731.56-7,963.04

Finding the Fourth Proportional to 17,816.96, 26,731.56 and 7,963.04

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Solution

The fourth proportional to 17,816.96, 26,731.56 and 7,963.04 is: 11,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.96 : 26,731.56 = 7,963.04 : x
  2. Step 2: Convert to fraction form
    17,816.96/26,731.56 = 7,963.04/x
  3. Step 3: Cross multiply
    17,816.96x = 26,731.56 × 7,963.04
  4. Step 4: Simplify right side
    17,816.96x = 212,864,481.54
  5. Step 5: Solve for x
    x = 212,864,481.54/17,816.96
  6. Step 6: Final answer
    x = 11,947.30

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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.