Home / 17,816.80-26,725.26-12,253.36

Finding the Fourth Proportional to 17,816.80, 26,725.26 and 12,253.36

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Solution

The fourth proportional to 17,816.80, 26,725.26 and 12,253.36 is: 18,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.80 : 26,725.26 = 12,253.36 : x
  2. Step 2: Convert to fraction form
    17,816.80/26,725.26 = 12,253.36/x
  3. Step 3: Cross multiply
    17,816.80x = 26,725.26 × 12,253.36
  4. Step 4: Simplify right side
    17,816.80x = 327,474,231.87
  5. Step 5: Solve for x
    x = 327,474,231.87/17,816.80
  6. Step 6: Final answer
    x = 18,380.08

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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.