Home / 31,713.53-43,764.44-18,284.67

Finding the Fourth Proportional to 31,713.53, 43,764.44 and 18,284.67

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Solution

The fourth proportional to 31,713.53, 43,764.44 and 18,284.67 is: 25,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.53 : 43,764.44 = 18,284.67 : x
  2. Step 2: Convert to fraction form
    31,713.53/43,764.44 = 18,284.67/x
  3. Step 3: Cross multiply
    31,713.53x = 43,764.44 × 18,284.67
  4. Step 4: Simplify right side
    31,713.53x = 800,218,251.71
  5. Step 5: Solve for x
    x = 800,218,251.71/31,713.53
  6. Step 6: Final answer
    x = 25,232.71

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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.