Home / 19,143.94-28,715.88-5,997.33

Finding the Fourth Proportional to 19,143.94, 28,715.88 and 5,997.33

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Solution

The fourth proportional to 19,143.94, 28,715.88 and 5,997.33 is: 8,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143.94 : 28,715.88 = 5,997.33 : x
  2. Step 2: Convert to fraction form
    19,143.94/28,715.88 = 5,997.33/x
  3. Step 3: Cross multiply
    19,143.94x = 28,715.88 × 5,997.33
  4. Step 4: Simplify right side
    19,143.94x = 172,218,608.60
  5. Step 5: Solve for x
    x = 172,218,608.60/19,143.94
  6. Step 6: Final answer
    x = 8,995.99

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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.