Home / 15,944.87-22,000.58-9,230.09

Finding the Fourth Proportional to 15,944.87, 22,000.58 and 9,230.09

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Solution

The fourth proportional to 15,944.87, 22,000.58 and 9,230.09 is: 12,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.87 : 22,000.58 = 9,230.09 : x
  2. Step 2: Convert to fraction form
    15,944.87/22,000.58 = 9,230.09/x
  3. Step 3: Cross multiply
    15,944.87x = 22,000.58 × 9,230.09
  4. Step 4: Simplify right side
    15,944.87x = 203,067,177.30
  5. Step 5: Solve for x
    x = 203,067,177.30/15,944.87
  6. Step 6: Final answer
    x = 12,735.58

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1.5x scale

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.