Home / 22,160.86-33,192.42-18,317.86

Finding the Fourth Proportional to 22,160.86, 33,192.42 and 18,317.86

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Solution

The fourth proportional to 22,160.86, 33,192.42 and 18,317.86 is: 27,436.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.86 : 33,192.42 = 18,317.86 : x
  2. Step 2: Convert to fraction form
    22,160.86/33,192.42 = 18,317.86/x
  3. Step 3: Cross multiply
    22,160.86x = 33,192.42 × 18,317.86
  4. Step 4: Simplify right side
    22,160.86x = 608,014,102.62
  5. Step 5: Solve for x
    x = 608,014,102.62/22,160.86
  6. Step 6: Final answer
    x = 27,436.39

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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.