Home / 17,843.13-26,715.42-13,447.26

Finding the Fourth Proportional to 17,843.13, 26,715.42 and 13,447.26

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Solution

The fourth proportional to 17,843.13, 26,715.42 and 13,447.26 is: 20,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.13 : 26,715.42 = 13,447.26 : x
  2. Step 2: Convert to fraction form
    17,843.13/26,715.42 = 13,447.26/x
  3. Step 3: Cross multiply
    17,843.13x = 26,715.42 × 13,447.26
  4. Step 4: Simplify right side
    17,843.13x = 359,249,198.75
  5. Step 5: Solve for x
    x = 359,249,198.75/17,843.13
  6. Step 6: Final answer
    x = 20,133.75

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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.