Home / 52,816.68-79,231.86-21,644.52

Finding the Fourth Proportional to 52,816.68, 79,231.86 and 21,644.52

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Solution

The fourth proportional to 52,816.68, 79,231.86 and 21,644.52 is: 32,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.68 : 79,231.86 = 21,644.52 : x
  2. Step 2: Convert to fraction form
    52,816.68/79,231.86 = 21,644.52/x
  3. Step 3: Cross multiply
    52,816.68x = 79,231.86 × 21,644.52
  4. Step 4: Simplify right side
    52,816.68x = 1,714,935,578.41
  5. Step 5: Solve for x
    x = 1,714,935,578.41/52,816.68
  6. Step 6: Final answer
    x = 32,469.58

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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.