Home / 19,571.24-27,006.46-11,072.31

Finding the Fourth Proportional to 19,571.24, 27,006.46 and 11,072.31

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Solution

The fourth proportional to 19,571.24, 27,006.46 and 11,072.31 is: 15,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.24 : 27,006.46 = 11,072.31 : x
  2. Step 2: Convert to fraction form
    19,571.24/27,006.46 = 11,072.31/x
  3. Step 3: Cross multiply
    19,571.24x = 27,006.46 × 11,072.31
  4. Step 4: Simplify right side
    19,571.24x = 299,023,869.44
  5. Step 5: Solve for x
    x = 299,023,869.44/19,571.24
  6. Step 6: Final answer
    x = 15,278.74

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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.