Home / 12,299.11-18,461.22-9,002.41

Finding the Fourth Proportional to 12,299.11, 18,461.22 and 9,002.41

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Solution

The fourth proportional to 12,299.11, 18,461.22 and 9,002.41 is: 13,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.11 : 18,461.22 = 9,002.41 : x
  2. Step 2: Convert to fraction form
    12,299.11/18,461.22 = 9,002.41/x
  3. Step 3: Cross multiply
    12,299.11x = 18,461.22 × 9,002.41
  4. Step 4: Simplify right side
    12,299.11x = 166,195,471.54
  5. Step 5: Solve for x
    x = 166,195,471.54/12,299.11
  6. Step 6: Final answer
    x = 13,512.80

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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.