Home / 15,379.26-23,076.18-9,151.56

Finding the Fourth Proportional to 15,379.26, 23,076.18 and 9,151.56

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Solution

The fourth proportional to 15,379.26, 23,076.18 and 9,151.56 is: 13,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379.26 : 23,076.18 = 9,151.56 : x
  2. Step 2: Convert to fraction form
    15,379.26/23,076.18 = 9,151.56/x
  3. Step 3: Cross multiply
    15,379.26x = 23,076.18 × 9,151.56
  4. Step 4: Simplify right side
    15,379.26x = 211,183,045.84
  5. Step 5: Solve for x
    x = 211,183,045.84/15,379.26
  6. Step 6: Final answer
    x = 13,731.68

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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.