Home / 17,716.35-26,580.67-7,862.53

Finding the Fourth Proportional to 17,716.35, 26,580.67 and 7,862.53

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Solution

The fourth proportional to 17,716.35, 26,580.67 and 7,862.53 is: 11,796.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716.35 : 26,580.67 = 7,862.53 : x
  2. Step 2: Convert to fraction form
    17,716.35/26,580.67 = 7,862.53/x
  3. Step 3: Cross multiply
    17,716.35x = 26,580.67 × 7,862.53
  4. Step 4: Simplify right side
    17,716.35x = 208,991,315.30
  5. Step 5: Solve for x
    x = 208,991,315.30/17,716.35
  6. Step 6: Final answer
    x = 11,796.52

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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.