Home / 38,021.62-57,012.87-22,230.13

Finding the Fourth Proportional to 38,021.62, 57,012.87 and 22,230.13

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Solution

The fourth proportional to 38,021.62, 57,012.87 and 22,230.13 is: 33,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.62 : 57,012.87 = 22,230.13 : x
  2. Step 2: Convert to fraction form
    38,021.62/57,012.87 = 22,230.13/x
  3. Step 3: Cross multiply
    38,021.62x = 57,012.87 × 22,230.13
  4. Step 4: Simplify right side
    38,021.62x = 1,267,403,511.77
  5. Step 5: Solve for x
    x = 1,267,403,511.77/38,021.62
  6. Step 6: Final answer
    x = 33,333.76

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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.