Home / 10,804.83-16,181.11-8,942.23

Finding the Fourth Proportional to 10,804.83, 16,181.11 and 8,942.23

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Solution

The fourth proportional to 10,804.83, 16,181.11 and 8,942.23 is: 13,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.83 : 16,181.11 = 8,942.23 : x
  2. Step 2: Convert to fraction form
    10,804.83/16,181.11 = 8,942.23/x
  3. Step 3: Cross multiply
    10,804.83x = 16,181.11 × 8,942.23
  4. Step 4: Simplify right side
    10,804.83x = 144,695,207.28
  5. Step 5: Solve for x
    x = 144,695,207.28/10,804.83
  6. Step 6: Final answer
    x = 13,391.72

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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.