Home / 12,234.40-16,886.16-8,043.04

Finding the Fourth Proportional to 12,234.40, 16,886.16 and 8,043.04

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Solution

The fourth proportional to 12,234.40, 16,886.16 and 8,043.04 is: 11,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.40 : 16,886.16 = 8,043.04 : x
  2. Step 2: Convert to fraction form
    12,234.40/16,886.16 = 8,043.04/x
  3. Step 3: Cross multiply
    12,234.40x = 16,886.16 × 8,043.04
  4. Step 4: Simplify right side
    12,234.40x = 135,816,060.33
  5. Step 5: Solve for x
    x = 135,816,060.33/12,234.40
  6. Step 6: Final answer
    x = 11,101.16

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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.