Home / 12,314.48-18,471.60-3,549.44

Finding the Fourth Proportional to 12,314.48, 18,471.60 and 3,549.44

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Solution

The fourth proportional to 12,314.48, 18,471.60 and 3,549.44 is: 5,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314.48 : 18,471.60 = 3,549.44 : x
  2. Step 2: Convert to fraction form
    12,314.48/18,471.60 = 3,549.44/x
  3. Step 3: Cross multiply
    12,314.48x = 18,471.60 × 3,549.44
  4. Step 4: Simplify right side
    12,314.48x = 65,563,835.90
  5. Step 5: Solve for x
    x = 65,563,835.90/12,314.48
  6. Step 6: Final answer
    x = 5,324.13

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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.