Home / 17,420.94-26,097.39-13,918.23

Finding the Fourth Proportional to 17,420.94, 26,097.39 and 13,918.23

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Solution

The fourth proportional to 17,420.94, 26,097.39 and 13,918.23 is: 20,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.94 : 26,097.39 = 13,918.23 : x
  2. Step 2: Convert to fraction form
    17,420.94/26,097.39 = 13,918.23/x
  3. Step 3: Cross multiply
    17,420.94x = 26,097.39 × 13,918.23
  4. Step 4: Simplify right side
    17,420.94x = 363,229,476.42
  5. Step 5: Solve for x
    x = 363,229,476.42/17,420.94
  6. Step 6: Final answer
    x = 20,850.17

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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.