Home / 13,099.04-19,649.84-3,867.68

Finding the Fourth Proportional to 13,099.04, 19,649.84 and 3,867.68

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Solution

The fourth proportional to 13,099.04, 19,649.84 and 3,867.68 is: 5,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.04 : 19,649.84 = 3,867.68 : x
  2. Step 2: Convert to fraction form
    13,099.04/19,649.84 = 3,867.68/x
  3. Step 3: Cross multiply
    13,099.04x = 19,649.84 × 3,867.68
  4. Step 4: Simplify right side
    13,099.04x = 75,999,293.17
  5. Step 5: Solve for x
    x = 75,999,293.17/13,099.04
  6. Step 6: Final answer
    x = 5,801.90

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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.