Home / 22,786.64-34,113.76-13,269.94

Finding the Fourth Proportional to 22,786.64, 34,113.76 and 13,269.94

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Solution

The fourth proportional to 22,786.64, 34,113.76 and 13,269.94 is: 19,866.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.64 : 34,113.76 = 13,269.94 : x
  2. Step 2: Convert to fraction form
    22,786.64/34,113.76 = 13,269.94/x
  3. Step 3: Cross multiply
    22,786.64x = 34,113.76 × 13,269.94
  4. Step 4: Simplify right side
    22,786.64x = 452,687,479.68
  5. Step 5: Solve for x
    x = 452,687,479.68/22,786.64
  6. Step 6: Final answer
    x = 19,866.36

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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.