Home / 13,009.82-19,512.68-4,244.70

Finding the Fourth Proportional to 13,009.82, 19,512.68 and 4,244.70

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Solution

The fourth proportional to 13,009.82, 19,512.68 and 4,244.70 is: 6,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,009.82 : 19,512.68 = 4,244.70 : x
  2. Step 2: Convert to fraction form
    13,009.82/19,512.68 = 4,244.70/x
  3. Step 3: Cross multiply
    13,009.82x = 19,512.68 × 4,244.70
  4. Step 4: Simplify right side
    13,009.82x = 82,825,472.80
  5. Step 5: Solve for x
    x = 82,825,472.80/13,009.82
  6. Step 6: Final answer
    x = 6,366.38

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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.