Home / 13,804.11-20,691.27-6,775.94

Finding the Fourth Proportional to 13,804.11, 20,691.27 and 6,775.94

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Solution

The fourth proportional to 13,804.11, 20,691.27 and 6,775.94 is: 10,156.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.11 : 20,691.27 = 6,775.94 : x
  2. Step 2: Convert to fraction form
    13,804.11/20,691.27 = 6,775.94/x
  3. Step 3: Cross multiply
    13,804.11x = 20,691.27 × 6,775.94
  4. Step 4: Simplify right side
    13,804.11x = 140,202,700.59
  5. Step 5: Solve for x
    x = 140,202,700.59/13,804.11
  6. Step 6: Final answer
    x = 10,156.59

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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.