Home / 16,505.76-22,795.92-11,209.44

Finding the Fourth Proportional to 16,505.76, 22,795.92 and 11,209.44

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Solution

The fourth proportional to 16,505.76, 22,795.92 and 11,209.44 is: 15,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.76 : 22,795.92 = 11,209.44 : x
  2. Step 2: Convert to fraction form
    16,505.76/22,795.92 = 11,209.44/x
  3. Step 3: Cross multiply
    16,505.76x = 22,795.92 × 11,209.44
  4. Step 4: Simplify right side
    16,505.76x = 255,529,497.48
  5. Step 5: Solve for x
    x = 255,529,497.48/16,505.76
  6. Step 6: Final answer
    x = 15,481.23

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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.