Home / 16,553.36-22,841.96-9,383.60

Finding the Fourth Proportional to 16,553.36, 22,841.96 and 9,383.60

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Solution

The fourth proportional to 16,553.36, 22,841.96 and 9,383.60 is: 12,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.36 : 22,841.96 = 9,383.60 : x
  2. Step 2: Convert to fraction form
    16,553.36/22,841.96 = 9,383.60/x
  3. Step 3: Cross multiply
    16,553.36x = 22,841.96 × 9,383.60
  4. Step 4: Simplify right side
    16,553.36x = 214,339,815.86
  5. Step 5: Solve for x
    x = 214,339,815.86/16,553.36
  6. Step 6: Final answer
    x = 12,948.42

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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.