Home / 11,066.22-16,558.32-8,868.29

Finding the Fourth Proportional to 11,066.22, 16,558.32 and 8,868.29

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Solution

The fourth proportional to 11,066.22, 16,558.32 and 8,868.29 is: 13,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.22 : 16,558.32 = 8,868.29 : x
  2. Step 2: Convert to fraction form
    11,066.22/16,558.32 = 8,868.29/x
  3. Step 3: Cross multiply
    11,066.22x = 16,558.32 × 8,868.29
  4. Step 4: Simplify right side
    11,066.22x = 146,843,934.14
  5. Step 5: Solve for x
    x = 146,843,934.14/11,066.22
  6. Step 6: Final answer
    x = 13,269.57

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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.