Home / 13,737.25-20,604.03-3,877.32

Finding the Fourth Proportional to 13,737.25, 20,604.03 and 3,877.32

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Solution

The fourth proportional to 13,737.25, 20,604.03 and 3,877.32 is: 5,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,737.25 : 20,604.03 = 3,877.32 : x
  2. Step 2: Convert to fraction form
    13,737.25/20,604.03 = 3,877.32/x
  3. Step 3: Cross multiply
    13,737.25x = 20,604.03 × 3,877.32
  4. Step 4: Simplify right side
    13,737.25x = 79,888,417.60
  5. Step 5: Solve for x
    x = 79,888,417.60/13,737.25
  6. Step 6: Final answer
    x = 5,815.46

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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.