Home / 17,890.80-26,836.12-15,233.56

Finding the Fourth Proportional to 17,890.80, 26,836.12 and 15,233.56

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Solution

The fourth proportional to 17,890.80, 26,836.12 and 15,233.56 is: 22,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.80 : 26,836.12 = 15,233.56 : x
  2. Step 2: Convert to fraction form
    17,890.80/26,836.12 = 15,233.56/x
  3. Step 3: Cross multiply
    17,890.80x = 26,836.12 × 15,233.56
  4. Step 4: Simplify right side
    17,890.80x = 408,809,644.19
  5. Step 5: Solve for x
    x = 408,809,644.19/17,890.80
  6. Step 6: Final answer
    x = 22,850.27

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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.