Home / 41,824.45-62,681.30-30,678.95

Finding the Fourth Proportional to 41,824.45, 62,681.30 and 30,678.95

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Solution

The fourth proportional to 41,824.45, 62,681.30 and 30,678.95 is: 45,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,824.45 : 62,681.30 = 30,678.95 : x
  2. Step 2: Convert to fraction form
    41,824.45/62,681.30 = 30,678.95/x
  3. Step 3: Cross multiply
    41,824.45x = 62,681.30 × 30,678.95
  4. Step 4: Simplify right side
    41,824.45x = 1,922,996,391.94
  5. Step 5: Solve for x
    x = 1,922,996,391.94/41,824.45
  6. Step 6: Final answer
    x = 45,977.81

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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.