Home / 26,102.86-39,146.04-8,568.60

Finding the Fourth Proportional to 26,102.86, 39,146.04 and 8,568.60

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Solution

The fourth proportional to 26,102.86, 39,146.04 and 8,568.60 is: 12,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.86 : 39,146.04 = 8,568.60 : x
  2. Step 2: Convert to fraction form
    26,102.86/39,146.04 = 8,568.60/x
  3. Step 3: Cross multiply
    26,102.86x = 39,146.04 × 8,568.60
  4. Step 4: Simplify right side
    26,102.86x = 335,426,758.34
  5. Step 5: Solve for x
    x = 335,426,758.34/26,102.86
  6. Step 6: Final answer
    x = 12,850.19

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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.