Home / 26,112.64-39,175.62-8,582.62

Finding the Fourth Proportional to 26,112.64, 39,175.62 and 8,582.62

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Solution

The fourth proportional to 26,112.64, 39,175.62 and 8,582.62 is: 12,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.64 : 39,175.62 = 8,582.62 : x
  2. Step 2: Convert to fraction form
    26,112.64/39,175.62 = 8,582.62/x
  3. Step 3: Cross multiply
    26,112.64x = 39,175.62 × 8,582.62
  4. Step 4: Simplify right side
    26,112.64x = 336,229,459.72
  5. Step 5: Solve for x
    x = 336,229,459.72/26,112.64
  6. Step 6: Final answer
    x = 12,876.12

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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.