Home / 36,121.71-54,193.47-10,822.05

Finding the Fourth Proportional to 36,121.71, 54,193.47 and 10,822.05

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Solution

The fourth proportional to 36,121.71, 54,193.47 and 10,822.05 is: 16,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.71 : 54,193.47 = 10,822.05 : x
  2. Step 2: Convert to fraction form
    36,121.71/54,193.47 = 10,822.05/x
  3. Step 3: Cross multiply
    36,121.71x = 54,193.47 × 10,822.05
  4. Step 4: Simplify right side
    36,121.71x = 586,484,171.05
  5. Step 5: Solve for x
    x = 586,484,171.05/36,121.71
  6. Step 6: Final answer
    x = 16,236.34

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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.