Home / 17,719.86-26,576.14-7,852.85

Finding the Fourth Proportional to 17,719.86, 26,576.14 and 7,852.85

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Solution

The fourth proportional to 17,719.86, 26,576.14 and 7,852.85 is: 11,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.86 : 26,576.14 = 7,852.85 : x
  2. Step 2: Convert to fraction form
    17,719.86/26,576.14 = 7,852.85/x
  3. Step 3: Cross multiply
    17,719.86x = 26,576.14 × 7,852.85
  4. Step 4: Simplify right side
    17,719.86x = 208,698,441.00
  5. Step 5: Solve for x
    x = 208,698,441.00/17,719.86
  6. Step 6: Final answer
    x = 11,777.66

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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.