Home / 27,118.62-37,419.36-15,182.46

Finding the Fourth Proportional to 27,118.62, 37,419.36 and 15,182.46

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Solution

The fourth proportional to 27,118.62, 37,419.36 and 15,182.46 is: 20,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,118.62 : 37,419.36 = 15,182.46 : x
  2. Step 2: Convert to fraction form
    27,118.62/37,419.36 = 15,182.46/x
  3. Step 3: Cross multiply
    27,118.62x = 37,419.36 × 15,182.46
  4. Step 4: Simplify right side
    27,118.62x = 568,117,936.43
  5. Step 5: Solve for x
    x = 568,117,936.43/27,118.62
  6. Step 6: Final answer
    x = 20,949.37

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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.