Home / 14,574.26-21,855.80-5,212.52

Finding the Fourth Proportional to 14,574.26, 21,855.80 and 5,212.52

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Solution

The fourth proportional to 14,574.26, 21,855.80 and 5,212.52 is: 7,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.26 : 21,855.80 = 5,212.52 : x
  2. Step 2: Convert to fraction form
    14,574.26/21,855.80 = 5,212.52/x
  3. Step 3: Cross multiply
    14,574.26x = 21,855.80 × 5,212.52
  4. Step 4: Simplify right side
    14,574.26x = 113,923,794.62
  5. Step 5: Solve for x
    x = 113,923,794.62/14,574.26
  6. Step 6: Final answer
    x = 7,816.78

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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.