Home / 13,227.36-19,843.16-3,866.19

Finding the Fourth Proportional to 13,227.36, 19,843.16 and 3,866.19

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Solution

The fourth proportional to 13,227.36, 19,843.16 and 3,866.19 is: 5,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.36 : 19,843.16 = 3,866.19 : x
  2. Step 2: Convert to fraction form
    13,227.36/19,843.16 = 3,866.19/x
  3. Step 3: Cross multiply
    13,227.36x = 19,843.16 × 3,866.19
  4. Step 4: Simplify right side
    13,227.36x = 76,717,426.76
  5. Step 5: Solve for x
    x = 76,717,426.76/13,227.36
  6. Step 6: Final answer
    x = 5,799.90

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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.