Home / 17,918.68-26,799.42-15,958.14

Finding the Fourth Proportional to 17,918.68, 26,799.42 and 15,958.14

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Solution

The fourth proportional to 17,918.68, 26,799.42 and 15,958.14 is: 23,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.68 : 26,799.42 = 15,958.14 : x
  2. Step 2: Convert to fraction form
    17,918.68/26,799.42 = 15,958.14/x
  3. Step 3: Cross multiply
    17,918.68x = 26,799.42 × 15,958.14
  4. Step 4: Simplify right side
    17,918.68x = 427,668,896.28
  5. Step 5: Solve for x
    x = 427,668,896.28/17,918.68
  6. Step 6: Final answer
    x = 23,867.21

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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.