Home / 18,205.67-25,122.68-11,037.17

Finding the Fourth Proportional to 18,205.67, 25,122.68 and 11,037.17

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Solution

The fourth proportional to 18,205.67, 25,122.68 and 11,037.17 is: 15,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205.67 : 25,122.68 = 11,037.17 : x
  2. Step 2: Convert to fraction form
    18,205.67/25,122.68 = 11,037.17/x
  3. Step 3: Cross multiply
    18,205.67x = 25,122.68 × 11,037.17
  4. Step 4: Simplify right side
    18,205.67x = 277,283,290.02
  5. Step 5: Solve for x
    x = 277,283,290.02/18,205.67
  6. Step 6: Final answer
    x = 15,230.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.