Home / 26,919.68-37,191.29-20,568.50

Finding the Fourth Proportional to 26,919.68, 37,191.29 and 20,568.50

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Solution

The fourth proportional to 26,919.68, 37,191.29 and 20,568.50 is: 28,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.68 : 37,191.29 = 20,568.50 : x
  2. Step 2: Convert to fraction form
    26,919.68/37,191.29 = 20,568.50/x
  3. Step 3: Cross multiply
    26,919.68x = 37,191.29 × 20,568.50
  4. Step 4: Simplify right side
    26,919.68x = 764,969,048.37
  5. Step 5: Solve for x
    x = 764,969,048.37/26,919.68
  6. Step 6: Final answer
    x = 28,416.72

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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.