Home / 45,786.66-63,163.29-28,811.94

Finding the Fourth Proportional to 45,786.66, 63,163.29 and 28,811.94

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Solution

The fourth proportional to 45,786.66, 63,163.29 and 28,811.94 is: 39,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.66 : 63,163.29 = 28,811.94 : x
  2. Step 2: Convert to fraction form
    45,786.66/63,163.29 = 28,811.94/x
  3. Step 3: Cross multiply
    45,786.66x = 63,163.29 × 28,811.94
  4. Step 4: Simplify right side
    45,786.66x = 1,819,856,921.68
  5. Step 5: Solve for x
    x = 1,819,856,921.68/45,786.66
  6. Step 6: Final answer
    x = 39,746.44

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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.