Home / 12,394.11-18,603.32-9,097.86

Finding the Fourth Proportional to 12,394.11, 18,603.32 and 9,097.86

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Solution

The fourth proportional to 12,394.11, 18,603.32 and 9,097.86 is: 13,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394.11 : 18,603.32 = 9,097.86 : x
  2. Step 2: Convert to fraction form
    12,394.11/18,603.32 = 9,097.86/x
  3. Step 3: Cross multiply
    12,394.11x = 18,603.32 × 9,097.86
  4. Step 4: Simplify right side
    12,394.11x = 169,250,355.41
  5. Step 5: Solve for x
    x = 169,250,355.41/12,394.11
  6. Step 6: Final answer
    x = 13,655.71

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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.