Home / 27,049.32-37,274.85-20,683.08

Finding the Fourth Proportional to 27,049.32, 37,274.85 and 20,683.08

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Solution

The fourth proportional to 27,049.32, 37,274.85 and 20,683.08 is: 28,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,049.32 : 37,274.85 = 20,683.08 : x
  2. Step 2: Convert to fraction form
    27,049.32/37,274.85 = 20,683.08/x
  3. Step 3: Cross multiply
    27,049.32x = 37,274.85 × 20,683.08
  4. Step 4: Simplify right side
    27,049.32x = 770,958,704.54
  5. Step 5: Solve for x
    x = 770,958,704.54/27,049.32
  6. Step 6: Final answer
    x = 28,501.96

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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.