Home / 12,733.28-19,110.72-6,894.80

Finding the Fourth Proportional to 12,733.28, 19,110.72 and 6,894.80

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Solution

The fourth proportional to 12,733.28, 19,110.72 and 6,894.80 is: 10,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.28 : 19,110.72 = 6,894.80 : x
  2. Step 2: Convert to fraction form
    12,733.28/19,110.72 = 6,894.80/x
  3. Step 3: Cross multiply
    12,733.28x = 19,110.72 × 6,894.80
  4. Step 4: Simplify right side
    12,733.28x = 131,764,592.26
  5. Step 5: Solve for x
    x = 131,764,592.26/12,733.28
  6. Step 6: Final answer
    x = 10,348.05

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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.