Home / 18,327.37-27,493.76-6,637.86

Finding the Fourth Proportional to 18,327.37, 27,493.76 and 6,637.86

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Solution

The fourth proportional to 18,327.37, 27,493.76 and 6,637.86 is: 9,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.37 : 27,493.76 = 6,637.86 : x
  2. Step 2: Convert to fraction form
    18,327.37/27,493.76 = 6,637.86/x
  3. Step 3: Cross multiply
    18,327.37x = 27,493.76 × 6,637.86
  4. Step 4: Simplify right side
    18,327.37x = 182,499,729.75
  5. Step 5: Solve for x
    x = 182,499,729.75/18,327.37
  6. Step 6: Final answer
    x = 9,957.77

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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.