Home / 11,116.70-16,626.45-9,367.10

Finding the Fourth Proportional to 11,116.70, 16,626.45 and 9,367.10

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Solution

The fourth proportional to 11,116.70, 16,626.45 and 9,367.10 is: 14,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.70 : 16,626.45 = 9,367.10 : x
  2. Step 2: Convert to fraction form
    11,116.70/16,626.45 = 9,367.10/x
  3. Step 3: Cross multiply
    11,116.70x = 16,626.45 × 9,367.10
  4. Step 4: Simplify right side
    11,116.70x = 155,741,619.80
  5. Step 5: Solve for x
    x = 155,741,619.80/11,116.70
  6. Step 6: Final answer
    x = 14,009.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.