Home / 27,019.96-37,286.79-15,083.39

Finding the Fourth Proportional to 27,019.96, 37,286.79 and 15,083.39

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Solution

The fourth proportional to 27,019.96, 37,286.79 and 15,083.39 is: 20,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.96 : 37,286.79 = 15,083.39 : x
  2. Step 2: Convert to fraction form
    27,019.96/37,286.79 = 15,083.39/x
  3. Step 3: Cross multiply
    27,019.96x = 37,286.79 × 15,083.39
  4. Step 4: Simplify right side
    27,019.96x = 562,411,195.42
  5. Step 5: Solve for x
    x = 562,411,195.42/27,019.96
  6. Step 6: Final answer
    x = 20,814.66

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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.