Home / 17,067.14-25,600.50-6,678.80

Finding the Fourth Proportional to 17,067.14, 25,600.50 and 6,678.80

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Solution

The fourth proportional to 17,067.14, 25,600.50 and 6,678.80 is: 10,018.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067.14 : 25,600.50 = 6,678.80 : x
  2. Step 2: Convert to fraction form
    17,067.14/25,600.50 = 6,678.80/x
  3. Step 3: Cross multiply
    17,067.14x = 25,600.50 × 6,678.80
  4. Step 4: Simplify right side
    17,067.14x = 170,980,619.40
  5. Step 5: Solve for x
    x = 170,980,619.40/17,067.14
  6. Step 6: Final answer
    x = 10,018.12

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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.