Home / 11,326.41-16,989.54-9,644.85

Finding the Fourth Proportional to 11,326.41, 16,989.54 and 9,644.85

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Solution

The fourth proportional to 11,326.41, 16,989.54 and 9,644.85 is: 14,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.41 : 16,989.54 = 9,644.85 : x
  2. Step 2: Convert to fraction form
    11,326.41/16,989.54 = 9,644.85/x
  3. Step 3: Cross multiply
    11,326.41x = 16,989.54 × 9,644.85
  4. Step 4: Simplify right side
    11,326.41x = 163,861,564.87
  5. Step 5: Solve for x
    x = 163,861,564.87/11,326.41
  6. Step 6: Final answer
    x = 14,467.21

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1.5x scale

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.