Home / 13,903.24-20,855.82-4,042.60

Finding the Fourth Proportional to 13,903.24, 20,855.82 and 4,042.60

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Solution

The fourth proportional to 13,903.24, 20,855.82 and 4,042.60 is: 6,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.24 : 20,855.82 = 4,042.60 : x
  2. Step 2: Convert to fraction form
    13,903.24/20,855.82 = 4,042.60/x
  3. Step 3: Cross multiply
    13,903.24x = 20,855.82 × 4,042.60
  4. Step 4: Simplify right side
    13,903.24x = 84,311,737.93
  5. Step 5: Solve for x
    x = 84,311,737.93/13,903.24
  6. Step 6: Final answer
    x = 6,064.18

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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.