Home / 26,608.84-36,720.30-15,998.62

Finding the Fourth Proportional to 26,608.84, 36,720.30 and 15,998.62

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Solution

The fourth proportional to 26,608.84, 36,720.30 and 15,998.62 is: 22,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608.84 : 36,720.30 = 15,998.62 : x
  2. Step 2: Convert to fraction form
    26,608.84/36,720.30 = 15,998.62/x
  3. Step 3: Cross multiply
    26,608.84x = 36,720.30 × 15,998.62
  4. Step 4: Simplify right side
    26,608.84x = 587,474,125.99
  5. Step 5: Solve for x
    x = 587,474,125.99/26,608.84
  6. Step 6: Final answer
    x = 22,078.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.