Home / 33,138.79-49,672.14-16,511.11

Finding the Fourth Proportional to 33,138.79, 49,672.14 and 16,511.11

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Solution

The fourth proportional to 33,138.79, 49,672.14 and 16,511.11 is: 24,748.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,138.79 : 49,672.14 = 16,511.11 : x
  2. Step 2: Convert to fraction form
    33,138.79/49,672.14 = 16,511.11/x
  3. Step 3: Cross multiply
    33,138.79x = 49,672.14 × 16,511.11
  4. Step 4: Simplify right side
    33,138.79x = 820,142,167.48
  5. Step 5: Solve for x
    x = 820,142,167.48/33,138.79
  6. Step 6: Final answer
    x = 24,748.71

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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.