Home / 13,669.46-20,497.09-6,267.54

Finding the Fourth Proportional to 13,669.46, 20,497.09 and 6,267.54

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Solution

The fourth proportional to 13,669.46, 20,497.09 and 6,267.54 is: 9,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.46 : 20,497.09 = 6,267.54 : x
  2. Step 2: Convert to fraction form
    13,669.46/20,497.09 = 6,267.54/x
  3. Step 3: Cross multiply
    13,669.46x = 20,497.09 × 6,267.54
  4. Step 4: Simplify right side
    13,669.46x = 128,466,331.46
  5. Step 5: Solve for x
    x = 128,466,331.46/13,669.46
  6. Step 6: Final answer
    x = 9,398.05

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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.