Home / 26,820.87-40,215.62-8,095.29

Finding the Fourth Proportional to 26,820.87, 40,215.62 and 8,095.29

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Solution

The fourth proportional to 26,820.87, 40,215.62 and 8,095.29 is: 12,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.87 : 40,215.62 = 8,095.29 : x
  2. Step 2: Convert to fraction form
    26,820.87/40,215.62 = 8,095.29/x
  3. Step 3: Cross multiply
    26,820.87x = 40,215.62 × 8,095.29
  4. Step 4: Simplify right side
    26,820.87x = 325,557,065.95
  5. Step 5: Solve for x
    x = 325,557,065.95/26,820.87
  6. Step 6: Final answer
    x = 12,138.20

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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.