Home / 17,003.97-25,482.67-12,840.57

Finding the Fourth Proportional to 17,003.97, 25,482.67 and 12,840.57

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Solution

The fourth proportional to 17,003.97, 25,482.67 and 12,840.57 is: 19,243.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,003.97 : 25,482.67 = 12,840.57 : x
  2. Step 2: Convert to fraction form
    17,003.97/25,482.67 = 12,840.57/x
  3. Step 3: Cross multiply
    17,003.97x = 25,482.67 × 12,840.57
  4. Step 4: Simplify right side
    17,003.97x = 327,211,975.82
  5. Step 5: Solve for x
    x = 327,211,975.82/17,003.97
  6. Step 6: Final answer
    x = 19,243.27

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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.