Home / 27,419.96-37,839.66-15,483.44

Finding the Fourth Proportional to 27,419.96, 37,839.66 and 15,483.44

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Solution

The fourth proportional to 27,419.96, 37,839.66 and 15,483.44 is: 21,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.96 : 37,839.66 = 15,483.44 : x
  2. Step 2: Convert to fraction form
    27,419.96/37,839.66 = 15,483.44/x
  3. Step 3: Cross multiply
    27,419.96x = 37,839.66 × 15,483.44
  4. Step 4: Simplify right side
    27,419.96x = 585,888,105.23
  5. Step 5: Solve for x
    x = 585,888,105.23/27,419.96
  6. Step 6: Final answer
    x = 21,367.21

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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.