Home / 26,868.51-37,084.03-18,394.07

Finding the Fourth Proportional to 26,868.51, 37,084.03 and 18,394.07

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Solution

The fourth proportional to 26,868.51, 37,084.03 and 18,394.07 is: 25,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.51 : 37,084.03 = 18,394.07 : x
  2. Step 2: Convert to fraction form
    26,868.51/37,084.03 = 18,394.07/x
  3. Step 3: Cross multiply
    26,868.51x = 37,084.03 × 18,394.07
  4. Step 4: Simplify right side
    26,868.51x = 682,126,012.30
  5. Step 5: Solve for x
    x = 682,126,012.30/26,868.51
  6. Step 6: Final answer
    x = 25,387.56

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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.