Home / 27,081.14-37,371.58-15,144.37

Finding the Fourth Proportional to 27,081.14, 37,371.58 and 15,144.37

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Solution

The fourth proportional to 27,081.14, 37,371.58 and 15,144.37 is: 20,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081.14 : 37,371.58 = 15,144.37 : x
  2. Step 2: Convert to fraction form
    27,081.14/37,371.58 = 15,144.37/x
  3. Step 3: Cross multiply
    27,081.14x = 37,371.58 × 15,144.37
  4. Step 4: Simplify right side
    27,081.14x = 565,968,903.71
  5. Step 5: Solve for x
    x = 565,968,903.71/27,081.14
  6. Step 6: Final answer
    x = 20,899.01

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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.