Home / 27,179.36-37,507.46-15,081.68

Finding the Fourth Proportional to 27,179.36, 37,507.46 and 15,081.68

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Solution

The fourth proportional to 27,179.36, 37,507.46 and 15,081.68 is: 20,812.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.36 : 37,507.46 = 15,081.68 : x
  2. Step 2: Convert to fraction form
    27,179.36/37,507.46 = 15,081.68/x
  3. Step 3: Cross multiply
    27,179.36x = 37,507.46 × 15,081.68
  4. Step 4: Simplify right side
    27,179.36x = 565,675,527.69
  5. Step 5: Solve for x
    x = 565,675,527.69/27,179.36
  6. Step 6: Final answer
    x = 20,812.69

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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.