Home / 49,795.46-68,711.68-28,277.50

Finding the Fourth Proportional to 49,795.46, 68,711.68 and 28,277.50

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Solution

The fourth proportional to 49,795.46, 68,711.68 and 28,277.50 is: 39,019.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,795.46 : 68,711.68 = 28,277.50 : x
  2. Step 2: Convert to fraction form
    49,795.46/68,711.68 = 28,277.50/x
  3. Step 3: Cross multiply
    49,795.46x = 68,711.68 × 28,277.50
  4. Step 4: Simplify right side
    49,795.46x = 1,942,994,389.81
  5. Step 5: Solve for x
    x = 1,942,994,389.81/49,795.46
  6. Step 6: Final answer
    x = 39,019.51

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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.