Home / 11,074.24-16,557.90-10,811.80

Finding the Fourth Proportional to 11,074.24, 16,557.90 and 10,811.80

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Solution

The fourth proportional to 11,074.24, 16,557.90 and 10,811.80 is: 16,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.24 : 16,557.90 = 10,811.80 : x
  2. Step 2: Convert to fraction form
    11,074.24/16,557.90 = 10,811.80/x
  3. Step 3: Cross multiply
    11,074.24x = 16,557.90 × 10,811.80
  4. Step 4: Simplify right side
    11,074.24x = 179,020,703.22
  5. Step 5: Solve for x
    x = 179,020,703.22/11,074.24
  6. Step 6: Final answer
    x = 16,165.51

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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.