Home / 12,083.11-18,124.73-5,504.70

Finding the Fourth Proportional to 12,083.11, 18,124.73 and 5,504.70

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Solution

The fourth proportional to 12,083.11, 18,124.73 and 5,504.70 is: 8,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.11 : 18,124.73 = 5,504.70 : x
  2. Step 2: Convert to fraction form
    12,083.11/18,124.73 = 5,504.70/x
  3. Step 3: Cross multiply
    12,083.11x = 18,124.73 × 5,504.70
  4. Step 4: Simplify right side
    12,083.11x = 99,771,201.23
  5. Step 5: Solve for x
    x = 99,771,201.23/12,083.11
  6. Step 6: Final answer
    x = 8,257.08

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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.