Home / 33,869.77-50,805.10-12,819.72

Finding the Fourth Proportional to 33,869.77, 50,805.10 and 12,819.72

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Solution

The fourth proportional to 33,869.77, 50,805.10 and 12,819.72 is: 19,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,869.77 : 50,805.10 = 12,819.72 : x
  2. Step 2: Convert to fraction form
    33,869.77/50,805.10 = 12,819.72/x
  3. Step 3: Cross multiply
    33,869.77x = 50,805.10 × 12,819.72
  4. Step 4: Simplify right side
    33,869.77x = 651,307,156.57
  5. Step 5: Solve for x
    x = 651,307,156.57/33,869.77
  6. Step 6: Final answer
    x = 19,229.75

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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.