Home / 16,481.02-22,743.89-8,927.36

Finding the Fourth Proportional to 16,481.02, 22,743.89 and 8,927.36

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Solution

The fourth proportional to 16,481.02, 22,743.89 and 8,927.36 is: 12,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.02 : 22,743.89 = 8,927.36 : x
  2. Step 2: Convert to fraction form
    16,481.02/22,743.89 = 8,927.36/x
  3. Step 3: Cross multiply
    16,481.02x = 22,743.89 × 8,927.36
  4. Step 4: Simplify right side
    16,481.02x = 203,042,982.18
  5. Step 5: Solve for x
    x = 203,042,982.18/16,481.02
  6. Step 6: Final answer
    x = 12,319.81

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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.