Home / 19,037.70-28,552.16-7,192.73

Finding the Fourth Proportional to 19,037.70, 28,552.16 and 7,192.73

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Solution

The fourth proportional to 19,037.70, 28,552.16 and 7,192.73 is: 10,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.70 : 28,552.16 = 7,192.73 : x
  2. Step 2: Convert to fraction form
    19,037.70/28,552.16 = 7,192.73/x
  3. Step 3: Cross multiply
    19,037.70x = 28,552.16 × 7,192.73
  4. Step 4: Simplify right side
    19,037.70x = 205,368,067.16
  5. Step 5: Solve for x
    x = 205,368,067.16/19,037.70
  6. Step 6: Final answer
    x = 10,787.44

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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.