Home / 13,098.11-19,645.07-4,331.88

Finding the Fourth Proportional to 13,098.11, 19,645.07 and 4,331.88

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Solution

The fourth proportional to 13,098.11, 19,645.07 and 4,331.88 is: 6,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.11 : 19,645.07 = 4,331.88 : x
  2. Step 2: Convert to fraction form
    13,098.11/19,645.07 = 4,331.88/x
  3. Step 3: Cross multiply
    13,098.11x = 19,645.07 × 4,331.88
  4. Step 4: Simplify right side
    13,098.11x = 85,100,064.17
  5. Step 5: Solve for x
    x = 85,100,064.17/13,098.11
  6. Step 6: Final answer
    x = 6,497.13

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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.