Home / 27,019.47-37,286.53-15,083.01

Finding the Fourth Proportional to 27,019.47, 37,286.53 and 15,083.01

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Solution

The fourth proportional to 27,019.47, 37,286.53 and 15,083.01 is: 20,814.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.47 : 37,286.53 = 15,083.01 : x
  2. Step 2: Convert to fraction form
    27,019.47/37,286.53 = 15,083.01/x
  3. Step 3: Cross multiply
    27,019.47x = 37,286.53 × 15,083.01
  4. Step 4: Simplify right side
    27,019.47x = 562,393,067.15
  5. Step 5: Solve for x
    x = 562,393,067.15/27,019.47
  6. Step 6: Final answer
    x = 20,814.36

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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.