Home / 16,183.12-24,274.64-5,090.78

Finding the Fourth Proportional to 16,183.12, 24,274.64 and 5,090.78

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Solution

The fourth proportional to 16,183.12, 24,274.64 and 5,090.78 is: 7,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,183.12 : 24,274.64 = 5,090.78 : x
  2. Step 2: Convert to fraction form
    16,183.12/24,274.64 = 5,090.78/x
  3. Step 3: Cross multiply
    16,183.12x = 24,274.64 × 5,090.78
  4. Step 4: Simplify right side
    16,183.12x = 123,576,851.82
  5. Step 5: Solve for x
    x = 123,576,851.82/16,183.12
  6. Step 6: Final answer
    x = 7,636.16

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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.