Home / 11,524.94-15,911.19-10,860.65

Finding the Fourth Proportional to 11,524.94, 15,911.19 and 10,860.65

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Solution

The fourth proportional to 11,524.94, 15,911.19 and 10,860.65 is: 14,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,524.94 : 15,911.19 = 10,860.65 : x
  2. Step 2: Convert to fraction form
    11,524.94/15,911.19 = 10,860.65/x
  3. Step 3: Cross multiply
    11,524.94x = 15,911.19 × 10,860.65
  4. Step 4: Simplify right side
    11,524.94x = 172,805,786.12
  5. Step 5: Solve for x
    x = 172,805,786.12/11,524.94
  6. Step 6: Final answer
    x = 14,994.08

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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.