Home / 17,378.06-26,067.08-6,987.38

Finding the Fourth Proportional to 17,378.06, 26,067.08 and 6,987.38

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Solution

The fourth proportional to 17,378.06, 26,067.08 and 6,987.38 is: 10,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.06 : 26,067.08 = 6,987.38 : x
  2. Step 2: Convert to fraction form
    17,378.06/26,067.08 = 6,987.38/x
  3. Step 3: Cross multiply
    17,378.06x = 26,067.08 × 6,987.38
  4. Step 4: Simplify right side
    17,378.06x = 182,140,593.45
  5. Step 5: Solve for x
    x = 182,140,593.45/17,378.06
  6. Step 6: Final answer
    x = 10,481.07

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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.