Home / 13,467.06-20,167.65-11,112.66

Finding the Fourth Proportional to 13,467.06, 20,167.65 and 11,112.66

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Solution

The fourth proportional to 13,467.06, 20,167.65 and 11,112.66 is: 16,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.06 : 20,167.65 = 11,112.66 : x
  2. Step 2: Convert to fraction form
    13,467.06/20,167.65 = 11,112.66/x
  3. Step 3: Cross multiply
    13,467.06x = 20,167.65 × 11,112.66
  4. Step 4: Simplify right side
    13,467.06x = 224,116,237.45
  5. Step 5: Solve for x
    x = 224,116,237.45/13,467.06
  6. Step 6: Final answer
    x = 16,641.81

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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.