Home / 19,963.32-27,548.20-11,010.84

Finding the Fourth Proportional to 19,963.32, 27,548.20 and 11,010.84

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Solution

The fourth proportional to 19,963.32, 27,548.20 and 11,010.84 is: 15,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.32 : 27,548.20 = 11,010.84 : x
  2. Step 2: Convert to fraction form
    19,963.32/27,548.20 = 11,010.84/x
  3. Step 3: Cross multiply
    19,963.32x = 27,548.20 × 11,010.84
  4. Step 4: Simplify right side
    19,963.32x = 303,328,822.49
  5. Step 5: Solve for x
    x = 303,328,822.49/19,963.32
  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.