Home / 33,315.05-49,966.82-12,538.73

Finding the Fourth Proportional to 33,315.05, 49,966.82 and 12,538.73

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Solution

The fourth proportional to 33,315.05, 49,966.82 and 12,538.73 is: 18,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.05 : 49,966.82 = 12,538.73 : x
  2. Step 2: Convert to fraction form
    33,315.05/49,966.82 = 12,538.73/x
  3. Step 3: Cross multiply
    33,315.05x = 49,966.82 × 12,538.73
  4. Step 4: Simplify right side
    33,315.05x = 626,520,402.24
  5. Step 5: Solve for x
    x = 626,520,402.24/33,315.05
  6. Step 6: Final answer
    x = 18,805.93

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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.