Home / 33,359.84-50,031.90-12,288.44

Finding the Fourth Proportional to 33,359.84, 50,031.90 and 12,288.44

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Solution

The fourth proportional to 33,359.84, 50,031.90 and 12,288.44 is: 18,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,359.84 : 50,031.90 = 12,288.44 : x
  2. Step 2: Convert to fraction form
    33,359.84/50,031.90 = 12,288.44/x
  3. Step 3: Cross multiply
    33,359.84x = 50,031.90 × 12,288.44
  4. Step 4: Simplify right side
    33,359.84x = 614,813,689.63
  5. Step 5: Solve for x
    x = 614,813,689.63/33,359.84
  6. Step 6: Final answer
    x = 18,429.76

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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.