Home / 27,121.44-37,429.13-15,184.67

Finding the Fourth Proportional to 27,121.44, 37,429.13 and 15,184.67

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Solution

The fourth proportional to 27,121.44, 37,429.13 and 15,184.67 is: 20,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,121.44 : 37,429.13 = 15,184.67 : x
  2. Step 2: Convert to fraction form
    27,121.44/37,429.13 = 15,184.67/x
  3. Step 3: Cross multiply
    27,121.44x = 37,429.13 × 15,184.67
  4. Step 4: Simplify right side
    27,121.44x = 568,349,016.39
  5. Step 5: Solve for x
    x = 568,349,016.39/27,121.44
  6. Step 6: Final answer
    x = 20,955.71

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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.