Home / 23,083.84-31,844.58-15,122.56

Finding the Fourth Proportional to 23,083.84, 31,844.58 and 15,122.56

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Solution

The fourth proportional to 23,083.84, 31,844.58 and 15,122.56 is: 20,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.84 : 31,844.58 = 15,122.56 : x
  2. Step 2: Convert to fraction form
    23,083.84/31,844.58 = 15,122.56/x
  3. Step 3: Cross multiply
    23,083.84x = 31,844.58 × 15,122.56
  4. Step 4: Simplify right side
    23,083.84x = 481,571,571.72
  5. Step 5: Solve for x
    x = 481,571,571.72/23,083.84
  6. Step 6: Final answer
    x = 20,861.85

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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.