Home / 12,197.48-18,294.60-3,433.15

Finding the Fourth Proportional to 12,197.48, 18,294.60 and 3,433.15

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Solution

The fourth proportional to 12,197.48, 18,294.60 and 3,433.15 is: 5,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.48 : 18,294.60 = 3,433.15 : x
  2. Step 2: Convert to fraction form
    12,197.48/18,294.60 = 3,433.15/x
  3. Step 3: Cross multiply
    12,197.48x = 18,294.60 × 3,433.15
  4. Step 4: Simplify right side
    12,197.48x = 62,808,014.52
  5. Step 5: Solve for x
    x = 62,808,014.52/12,197.48
  6. Step 6: Final answer
    x = 5,149.26

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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.