Home / 11,150.25-16,733.52-8,985.12

Finding the Fourth Proportional to 11,150.25, 16,733.52 and 8,985.12

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Solution

The fourth proportional to 11,150.25, 16,733.52 and 8,985.12 is: 13,484.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.25 : 16,733.52 = 8,985.12 : x
  2. Step 2: Convert to fraction form
    11,150.25/16,733.52 = 8,985.12/x
  3. Step 3: Cross multiply
    11,150.25x = 16,733.52 × 8,985.12
  4. Step 4: Simplify right side
    11,150.25x = 150,352,685.22
  5. Step 5: Solve for x
    x = 150,352,685.22/11,150.25
  6. Step 6: Final answer
    x = 13,484.24

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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.