Home / 16,661.64-24,997.86-5,568.78

Finding the Fourth Proportional to 16,661.64, 24,997.86 and 5,568.78

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Solution

The fourth proportional to 16,661.64, 24,997.86 and 5,568.78 is: 8,354.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.64 : 24,997.86 = 5,568.78 : x
  2. Step 2: Convert to fraction form
    16,661.64/24,997.86 = 5,568.78/x
  3. Step 3: Cross multiply
    16,661.64x = 24,997.86 × 5,568.78
  4. Step 4: Simplify right side
    16,661.64x = 139,207,582.81
  5. Step 5: Solve for x
    x = 139,207,582.81/16,661.64
  6. Step 6: Final answer
    x = 8,354.97

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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.