Home / 17,836.08-26,760.32-7,976.40

Finding the Fourth Proportional to 17,836.08, 26,760.32 and 7,976.40

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Solution

The fourth proportional to 17,836.08, 26,760.32 and 7,976.40 is: 11,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,836.08 : 26,760.32 = 7,976.40 : x
  2. Step 2: Convert to fraction form
    17,836.08/26,760.32 = 7,976.40/x
  3. Step 3: Cross multiply
    17,836.08x = 26,760.32 × 7,976.40
  4. Step 4: Simplify right side
    17,836.08x = 213,451,016.45
  5. Step 5: Solve for x
    x = 213,451,016.45/17,836.08
  6. Step 6: Final answer
    x = 11,967.37

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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.