Home / 12,217.73-18,308.14-9,083.03

Finding the Fourth Proportional to 12,217.73, 18,308.14 and 9,083.03

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Solution

The fourth proportional to 12,217.73, 18,308.14 and 9,083.03 is: 13,610.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.73 : 18,308.14 = 9,083.03 : x
  2. Step 2: Convert to fraction form
    12,217.73/18,308.14 = 9,083.03/x
  3. Step 3: Cross multiply
    12,217.73x = 18,308.14 × 9,083.03
  4. Step 4: Simplify right side
    12,217.73x = 166,293,384.86
  5. Step 5: Solve for x
    x = 166,293,384.86/12,217.73
  6. Step 6: Final answer
    x = 13,610.82

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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.