Home / 14,156.73-21,229.63-6,757.38

Finding the Fourth Proportional to 14,156.73, 21,229.63 and 6,757.38

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Solution

The fourth proportional to 14,156.73, 21,229.63 and 6,757.38 is: 10,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.73 : 21,229.63 = 6,757.38 : x
  2. Step 2: Convert to fraction form
    14,156.73/21,229.63 = 6,757.38/x
  3. Step 3: Cross multiply
    14,156.73x = 21,229.63 × 6,757.38
  4. Step 4: Simplify right side
    14,156.73x = 143,456,660.28
  5. Step 5: Solve for x
    x = 143,456,660.28/14,156.73
  6. Step 6: Final answer
    x = 10,133.46

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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.