Home / 15,715.58-23,568.37-5,183.64

Finding the Fourth Proportional to 15,715.58, 23,568.37 and 5,183.64

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Solution

The fourth proportional to 15,715.58, 23,568.37 and 5,183.64 is: 7,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,715.58 : 23,568.37 = 5,183.64 : x
  2. Step 2: Convert to fraction form
    15,715.58/23,568.37 = 5,183.64/x
  3. Step 3: Cross multiply
    15,715.58x = 23,568.37 × 5,183.64
  4. Step 4: Simplify right side
    15,715.58x = 122,169,945.47
  5. Step 5: Solve for x
    x = 122,169,945.47/15,715.58
  6. Step 6: Final answer
    x = 7,773.81

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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.