Home / 15,383.26-23,082.18-9,155.58

Finding the Fourth Proportional to 15,383.26, 23,082.18 and 9,155.58

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Solution

The fourth proportional to 15,383.26, 23,082.18 and 9,155.58 is: 13,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.26 : 23,082.18 = 9,155.58 : x
  2. Step 2: Convert to fraction form
    15,383.26/23,082.18 = 9,155.58/x
  3. Step 3: Cross multiply
    15,383.26x = 23,082.18 × 9,155.58
  4. Step 4: Simplify right side
    15,383.26x = 211,330,745.56
  5. Step 5: Solve for x
    x = 211,330,745.56/15,383.26
  6. Step 6: Final answer
    x = 13,737.71

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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.