Home / 49,772.94-74,635.11-21,716.70

Finding the Fourth Proportional to 49,772.94, 74,635.11 and 21,716.70

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Solution

The fourth proportional to 49,772.94, 74,635.11 and 21,716.70 is: 32,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,772.94 : 74,635.11 = 21,716.70 : x
  2. Step 2: Convert to fraction form
    49,772.94/74,635.11 = 21,716.70/x
  3. Step 3: Cross multiply
    49,772.94x = 74,635.11 × 21,716.70
  4. Step 4: Simplify right side
    49,772.94x = 1,620,828,293.34
  5. Step 5: Solve for x
    x = 1,620,828,293.34/49,772.94
  6. Step 6: Final answer
    x = 32,564.45

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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.