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Finding the Fourth Proportional to 32,998.84, 49,509.26 and 21,949.09

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Solution

The fourth proportional to 32,998.84, 49,509.26 and 21,949.09 is: 32,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998.84 : 49,509.26 = 21,949.09 : x
  2. Step 2: Convert to fraction form
    32,998.84/49,509.26 = 21,949.09/x
  3. Step 3: Cross multiply
    32,998.84x = 49,509.26 × 21,949.09
  4. Step 4: Simplify right side
    32,998.84x = 1,086,683,203.57
  5. Step 5: Solve for x
    x = 1,086,683,203.57/32,998.84
  6. Step 6: Final answer
    x = 32,930.95

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1.5x scale

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.