Home / 11,774.11-16,239.54-11,069.02

Finding the Fourth Proportional to 11,774.11, 16,239.54 and 11,069.02

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Solution

The fourth proportional to 11,774.11, 16,239.54 and 11,069.02 is: 15,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.11 : 16,239.54 = 11,069.02 : x
  2. Step 2: Convert to fraction form
    11,774.11/16,239.54 = 11,069.02/x
  3. Step 3: Cross multiply
    11,774.11x = 16,239.54 × 11,069.02
  4. Step 4: Simplify right side
    11,774.11x = 179,755,793.05
  5. Step 5: Solve for x
    x = 179,755,793.05/11,774.11
  6. Step 6: Final answer
    x = 15,267.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.