Home / 11,905.18-17,843.37-8,595.34

Finding the Fourth Proportional to 11,905.18, 17,843.37 and 8,595.34

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Solution

The fourth proportional to 11,905.18, 17,843.37 and 8,595.34 is: 12,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.18 : 17,843.37 = 8,595.34 : x
  2. Step 2: Convert to fraction form
    11,905.18/17,843.37 = 8,595.34/x
  3. Step 3: Cross multiply
    11,905.18x = 17,843.37 × 8,595.34
  4. Step 4: Simplify right side
    11,905.18x = 153,369,831.90
  5. Step 5: Solve for x
    x = 153,369,831.90/11,905.18
  6. Step 6: Final answer
    x = 12,882.61

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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.