Home / 12,243.56-18,372.60-4,452.98

Finding the Fourth Proportional to 12,243.56, 18,372.60 and 4,452.98

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Solution

The fourth proportional to 12,243.56, 18,372.60 and 4,452.98 is: 6,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.56 : 18,372.60 = 4,452.98 : x
  2. Step 2: Convert to fraction form
    12,243.56/18,372.60 = 4,452.98/x
  3. Step 3: Cross multiply
    12,243.56x = 18,372.60 × 4,452.98
  4. Step 4: Simplify right side
    12,243.56x = 81,812,820.35
  5. Step 5: Solve for x
    x = 81,812,820.35/12,243.56
  6. Step 6: Final answer
    x = 6,682.11

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1.5x scale

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.