Home / 18,401.34-27,610.22-6,711.83

Finding the Fourth Proportional to 18,401.34, 27,610.22 and 6,711.83

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Solution

The fourth proportional to 18,401.34, 27,610.22 and 6,711.83 is: 10,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.34 : 27,610.22 = 6,711.83 : x
  2. Step 2: Convert to fraction form
    18,401.34/27,610.22 = 6,711.83/x
  3. Step 3: Cross multiply
    18,401.34x = 27,610.22 × 6,711.83
  4. Step 4: Simplify right side
    18,401.34x = 185,314,931.29
  5. Step 5: Solve for x
    x = 185,314,931.29/18,401.34
  6. Step 6: Final answer
    x = 10,070.73

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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.