Home / 13,694.46-20,545.32-4,334.64

Finding the Fourth Proportional to 13,694.46, 20,545.32 and 4,334.64

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Solution

The fourth proportional to 13,694.46, 20,545.32 and 4,334.64 is: 6,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.46 : 20,545.32 = 4,334.64 : x
  2. Step 2: Convert to fraction form
    13,694.46/20,545.32 = 4,334.64/x
  3. Step 3: Cross multiply
    13,694.46x = 20,545.32 × 4,334.64
  4. Step 4: Simplify right side
    13,694.46x = 89,056,565.88
  5. Step 5: Solve for x
    x = 89,056,565.88/13,694.46
  6. Step 6: Final answer
    x = 6,503.11

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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.