Home / 26,098.32-39,142.62-12,057.78

Finding the Fourth Proportional to 26,098.32, 39,142.62 and 12,057.78

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Solution

The fourth proportional to 26,098.32, 39,142.62 and 12,057.78 is: 18,084.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,098.32 : 39,142.62 = 12,057.78 : x
  2. Step 2: Convert to fraction form
    26,098.32/39,142.62 = 12,057.78/x
  3. Step 3: Cross multiply
    26,098.32x = 39,142.62 × 12,057.78
  4. Step 4: Simplify right side
    26,098.32x = 471,973,100.58
  5. Step 5: Solve for x
    x = 471,973,100.58/26,098.32
  6. Step 6: Final answer
    x = 18,084.42

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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.