Home / 15,571.43-23,357.13-5,183.18

Finding the Fourth Proportional to 15,571.43, 23,357.13 and 5,183.18

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Solution

The fourth proportional to 15,571.43, 23,357.13 and 5,183.18 is: 7,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.43 : 23,357.13 = 5,183.18 : x
  2. Step 2: Convert to fraction form
    15,571.43/23,357.13 = 5,183.18/x
  3. Step 3: Cross multiply
    15,571.43x = 23,357.13 × 5,183.18
  4. Step 4: Simplify right side
    15,571.43x = 121,064,066.37
  5. Step 5: Solve for x
    x = 121,064,066.37/15,571.43
  6. Step 6: Final answer
    x = 7,774.76

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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.