Home / 18,060.86-27,093.88-5,581.98

Finding the Fourth Proportional to 18,060.86, 27,093.88 and 5,581.98

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Solution

The fourth proportional to 18,060.86, 27,093.88 and 5,581.98 is: 8,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.86 : 27,093.88 = 5,581.98 : x
  2. Step 2: Convert to fraction form
    18,060.86/27,093.88 = 5,581.98/x
  3. Step 3: Cross multiply
    18,060.86x = 27,093.88 × 5,581.98
  4. Step 4: Simplify right side
    18,060.86x = 151,237,398.77
  5. Step 5: Solve for x
    x = 151,237,398.77/18,060.86
  6. Step 6: Final answer
    x = 8,373.76

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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.