Home / 13,902.72-20,858.12-4,544.48

Finding the Fourth Proportional to 13,902.72, 20,858.12 and 4,544.48

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Solution

The fourth proportional to 13,902.72, 20,858.12 and 4,544.48 is: 6,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.72 : 20,858.12 = 4,544.48 : x
  2. Step 2: Convert to fraction form
    13,902.72/20,858.12 = 4,544.48/x
  3. Step 3: Cross multiply
    13,902.72x = 20,858.12 × 4,544.48
  4. Step 4: Simplify right side
    13,902.72x = 94,789,309.18
  5. Step 5: Solve for x
    x = 94,789,309.18/13,902.72
  6. Step 6: Final answer
    x = 6,818.04

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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.