Home / 12,016.40-16,573.32-8,036.24

Finding the Fourth Proportional to 12,016.40, 16,573.32 and 8,036.24

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Solution

The fourth proportional to 12,016.40, 16,573.32 and 8,036.24 is: 11,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.40 : 16,573.32 = 8,036.24 : x
  2. Step 2: Convert to fraction form
    12,016.40/16,573.32 = 8,036.24/x
  3. Step 3: Cross multiply
    12,016.40x = 16,573.32 × 8,036.24
  4. Step 4: Simplify right side
    12,016.40x = 133,187,177.12
  5. Step 5: Solve for x
    x = 133,187,177.12/12,016.40
  6. Step 6: Final answer
    x = 11,083.78

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Half scale
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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.