Home / 11,568.22-17,350.14-5,639.15

Finding the Fourth Proportional to 11,568.22, 17,350.14 and 5,639.15

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Solution

The fourth proportional to 11,568.22, 17,350.14 and 5,639.15 is: 8,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568.22 : 17,350.14 = 5,639.15 : x
  2. Step 2: Convert to fraction form
    11,568.22/17,350.14 = 5,639.15/x
  3. Step 3: Cross multiply
    11,568.22x = 17,350.14 × 5,639.15
  4. Step 4: Simplify right side
    11,568.22x = 97,840,041.98
  5. Step 5: Solve for x
    x = 97,840,041.98/11,568.22
  6. Step 6: Final answer
    x = 8,457.66

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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.