Home / 19,963.30-27,548.22-11,010.82

Finding the Fourth Proportional to 19,963.30, 27,548.22 and 11,010.82

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Solution

The fourth proportional to 19,963.30, 27,548.22 and 11,010.82 is: 15,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.30 : 27,548.22 = 11,010.82 : x
  2. Step 2: Convert to fraction form
    19,963.30/27,548.22 = 11,010.82/x
  3. Step 3: Cross multiply
    19,963.30x = 27,548.22 × 11,010.82
  4. Step 4: Simplify right side
    19,963.30x = 303,328,491.74
  5. Step 5: Solve for x
    x = 303,328,491.74/19,963.30
  6. Step 6: Final answer
    x = 15,194.31

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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.