Home / 16,816.25-23,182.18-11,764.82

Finding the Fourth Proportional to 16,816.25, 23,182.18 and 11,764.82

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Solution

The fourth proportional to 16,816.25, 23,182.18 and 11,764.82 is: 16,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.25 : 23,182.18 = 11,764.82 : x
  2. Step 2: Convert to fraction form
    16,816.25/23,182.18 = 11,764.82/x
  3. Step 3: Cross multiply
    16,816.25x = 23,182.18 × 11,764.82
  4. Step 4: Simplify right side
    16,816.25x = 272,734,029.58
  5. Step 5: Solve for x
    x = 272,734,029.58/16,816.25
  6. Step 6: Final answer
    x = 16,218.49

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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.