Home / 17,112.06-25,647.84-8,326.80

Finding the Fourth Proportional to 17,112.06, 25,647.84 and 8,326.80

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Solution

The fourth proportional to 17,112.06, 25,647.84 and 8,326.80 is: 12,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.06 : 25,647.84 = 8,326.80 : x
  2. Step 2: Convert to fraction form
    17,112.06/25,647.84 = 8,326.80/x
  3. Step 3: Cross multiply
    17,112.06x = 25,647.84 × 8,326.80
  4. Step 4: Simplify right side
    17,112.06x = 213,564,434.11
  5. Step 5: Solve for x
    x = 213,564,434.11/17,112.06
  6. Step 6: Final answer
    x = 12,480.35

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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.