Home / 26,168.43-39,257.51-12,119.18

Finding the Fourth Proportional to 26,168.43, 39,257.51 and 12,119.18

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Solution

The fourth proportional to 26,168.43, 39,257.51 and 12,119.18 is: 18,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.43 : 39,257.51 = 12,119.18 : x
  2. Step 2: Convert to fraction form
    26,168.43/39,257.51 = 12,119.18/x
  3. Step 3: Cross multiply
    26,168.43x = 39,257.51 × 12,119.18
  4. Step 4: Simplify right side
    26,168.43x = 475,768,573.16
  5. Step 5: Solve for x
    x = 475,768,573.16/26,168.43
  6. Step 6: Final answer
    x = 18,181.01

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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.