Home / 11,486.11-15,801.62-10,994.03

Finding the Fourth Proportional to 11,486.11, 15,801.62 and 10,994.03

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Solution

The fourth proportional to 11,486.11, 15,801.62 and 10,994.03 is: 15,124.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.11 : 15,801.62 = 10,994.03 : x
  2. Step 2: Convert to fraction form
    11,486.11/15,801.62 = 10,994.03/x
  3. Step 3: Cross multiply
    11,486.11x = 15,801.62 × 10,994.03
  4. Step 4: Simplify right side
    11,486.11x = 173,723,429.36
  5. Step 5: Solve for x
    x = 173,723,429.36/11,486.11
  6. Step 6: Final answer
    x = 15,124.66

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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.