Home / 16,512.80-22,787.16-11,804.96

Finding the Fourth Proportional to 16,512.80, 22,787.16 and 11,804.96

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Solution

The fourth proportional to 16,512.80, 22,787.16 and 11,804.96 is: 16,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.80 : 22,787.16 = 11,804.96 : x
  2. Step 2: Convert to fraction form
    16,512.80/22,787.16 = 11,804.96/x
  3. Step 3: Cross multiply
    16,512.80x = 22,787.16 × 11,804.96
  4. Step 4: Simplify right side
    16,512.80x = 269,001,512.31
  5. Step 5: Solve for x
    x = 269,001,512.31/16,512.80
  6. Step 6: Final answer
    x = 16,290.48

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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.