Home / 17,205.05-23,720.24-11,226.33

Finding the Fourth Proportional to 17,205.05, 23,720.24 and 11,226.33

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Solution

The fourth proportional to 17,205.05, 23,720.24 and 11,226.33 is: 15,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.05 : 23,720.24 = 11,226.33 : x
  2. Step 2: Convert to fraction form
    17,205.05/23,720.24 = 11,226.33/x
  3. Step 3: Cross multiply
    17,205.05x = 23,720.24 × 11,226.33
  4. Step 4: Simplify right side
    17,205.05x = 266,291,185.79
  5. Step 5: Solve for x
    x = 266,291,185.79/17,205.05
  6. Step 6: Final answer
    x = 15,477.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.