Home / 11,899.26-17,845.20-8,225.10

Finding the Fourth Proportional to 11,899.26, 17,845.20 and 8,225.10

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Solution

The fourth proportional to 11,899.26, 17,845.20 and 8,225.10 is: 12,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.26 : 17,845.20 = 8,225.10 : x
  2. Step 2: Convert to fraction form
    11,899.26/17,845.20 = 8,225.10/x
  3. Step 3: Cross multiply
    11,899.26x = 17,845.20 × 8,225.10
  4. Step 4: Simplify right side
    11,899.26x = 146,778,554.52
  5. Step 5: Solve for x
    x = 146,778,554.52/11,899.26
  6. Step 6: Final answer
    x = 12,335.10

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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.