Home / 17,983.81-26,975.97-6,891.06

Finding the Fourth Proportional to 17,983.81, 26,975.97 and 6,891.06

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Solution

The fourth proportional to 17,983.81, 26,975.97 and 6,891.06 is: 10,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.81 : 26,975.97 = 6,891.06 : x
  2. Step 2: Convert to fraction form
    17,983.81/26,975.97 = 6,891.06/x
  3. Step 3: Cross multiply
    17,983.81x = 26,975.97 × 6,891.06
  4. Step 4: Simplify right side
    17,983.81x = 185,893,027.83
  5. Step 5: Solve for x
    x = 185,893,027.83/17,983.81
  6. Step 6: Final answer
    x = 10,336.69

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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.