Home / 15,015.80-22,523.70-9,183.80

Finding the Fourth Proportional to 15,015.80, 22,523.70 and 9,183.80

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Solution

The fourth proportional to 15,015.80, 22,523.70 and 9,183.80 is: 13,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.80 : 22,523.70 = 9,183.80 : x
  2. Step 2: Convert to fraction form
    15,015.80/22,523.70 = 9,183.80/x
  3. Step 3: Cross multiply
    15,015.80x = 22,523.70 × 9,183.80
  4. Step 4: Simplify right side
    15,015.80x = 206,853,156.06
  5. Step 5: Solve for x
    x = 206,853,156.06/15,015.80
  6. Step 6: Final answer
    x = 13,775.70

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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.