Home / 17,936.40-26,851.98-12,581.01

Finding the Fourth Proportional to 17,936.40, 26,851.98 and 12,581.01

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Solution

The fourth proportional to 17,936.40, 26,851.98 and 12,581.01 is: 18,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936.40 : 26,851.98 = 12,581.01 : x
  2. Step 2: Convert to fraction form
    17,936.40/26,851.98 = 12,581.01/x
  3. Step 3: Cross multiply
    17,936.40x = 26,851.98 × 12,581.01
  4. Step 4: Simplify right side
    17,936.40x = 337,825,028.90
  5. Step 5: Solve for x
    x = 337,825,028.90/17,936.40
  6. Step 6: Final answer
    x = 18,834.61

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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.