Home / 13,019.46-19,523.54-4,132.62

Finding the Fourth Proportional to 13,019.46, 19,523.54 and 4,132.62

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Solution

The fourth proportional to 13,019.46, 19,523.54 and 4,132.62 is: 6,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019.46 : 19,523.54 = 4,132.62 : x
  2. Step 2: Convert to fraction form
    13,019.46/19,523.54 = 4,132.62/x
  3. Step 3: Cross multiply
    13,019.46x = 19,523.54 × 4,132.62
  4. Step 4: Simplify right side
    13,019.46x = 80,683,371.87
  5. Step 5: Solve for x
    x = 80,683,371.87/13,019.46
  6. Step 6: Final answer
    x = 6,197.14

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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.