Home / 18,591.86-27,883.68-5,445.26

Finding the Fourth Proportional to 18,591.86, 27,883.68 and 5,445.26

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Solution

The fourth proportional to 18,591.86, 27,883.68 and 5,445.26 is: 8,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.86 : 27,883.68 = 5,445.26 : x
  2. Step 2: Convert to fraction form
    18,591.86/27,883.68 = 5,445.26/x
  3. Step 3: Cross multiply
    18,591.86x = 27,883.68 × 5,445.26
  4. Step 4: Simplify right side
    18,591.86x = 151,833,747.94
  5. Step 5: Solve for x
    x = 151,833,747.94/18,591.86
  6. Step 6: Final answer
    x = 8,166.68

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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.