Home / 49,766.94-74,626.11-21,710.70

Finding the Fourth Proportional to 49,766.94, 74,626.11 and 21,710.70

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Solution

The fourth proportional to 49,766.94, 74,626.11 and 21,710.70 is: 32,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,766.94 : 74,626.11 = 21,710.70 : x
  2. Step 2: Convert to fraction form
    49,766.94/74,626.11 = 21,710.70/x
  3. Step 3: Cross multiply
    49,766.94x = 74,626.11 × 21,710.70
  4. Step 4: Simplify right side
    49,766.94x = 1,620,185,086.38
  5. Step 5: Solve for x
    x = 1,620,185,086.38/49,766.94
  6. Step 6: Final answer
    x = 32,555.45

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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.