Home / 49,267.71-73,901.97-21,185.82

Finding the Fourth Proportional to 49,267.71, 73,901.97 and 21,185.82

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Solution

The fourth proportional to 49,267.71, 73,901.97 and 21,185.82 is: 31,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,267.71 : 73,901.97 = 21,185.82 : x
  2. Step 2: Convert to fraction form
    49,267.71/73,901.97 = 21,185.82/x
  3. Step 3: Cross multiply
    49,267.71x = 73,901.97 × 21,185.82
  4. Step 4: Simplify right side
    49,267.71x = 1,565,673,834.07
  5. Step 5: Solve for x
    x = 1,565,673,834.07/49,267.71
  6. Step 6: Final answer
    x = 31,778.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.