Home / 28,644.50-39,529.68-16,069.52

Finding the Fourth Proportional to 28,644.50, 39,529.68 and 16,069.52

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Solution

The fourth proportional to 28,644.50, 39,529.68 and 16,069.52 is: 22,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644.50 : 39,529.68 = 16,069.52 : x
  2. Step 2: Convert to fraction form
    28,644.50/39,529.68 = 16,069.52/x
  3. Step 3: Cross multiply
    28,644.50x = 39,529.68 × 16,069.52
  4. Step 4: Simplify right side
    28,644.50x = 635,222,983.35
  5. Step 5: Solve for x
    x = 635,222,983.35/28,644.50
  6. Step 6: Final answer
    x = 22,176.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.