Home / 11,081.60-16,535.56-11,016.80

Finding the Fourth Proportional to 11,081.60, 16,535.56 and 11,016.80

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Solution

The fourth proportional to 11,081.60, 16,535.56 and 11,016.80 is: 16,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.60 : 16,535.56 = 11,016.80 : x
  2. Step 2: Convert to fraction form
    11,081.60/16,535.56 = 11,016.80/x
  3. Step 3: Cross multiply
    11,081.60x = 16,535.56 × 11,016.80
  4. Step 4: Simplify right side
    11,081.60x = 182,168,957.41
  5. Step 5: Solve for x
    x = 182,168,957.41/11,081.60
  6. Step 6: Final answer
    x = 16,438.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.