Home / 16,208.34-22,365.87-11,961.72

Finding the Fourth Proportional to 16,208.34, 22,365.87 and 11,961.72

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Solution

The fourth proportional to 16,208.34, 22,365.87 and 11,961.72 is: 16,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.34 : 22,365.87 = 11,961.72 : x
  2. Step 2: Convert to fraction form
    16,208.34/22,365.87 = 11,961.72/x
  3. Step 3: Cross multiply
    16,208.34x = 22,365.87 × 11,961.72
  4. Step 4: Simplify right side
    16,208.34x = 267,534,274.50
  5. Step 5: Solve for x
    x = 267,534,274.50/16,208.34
  6. Step 6: Final answer
    x = 16,505.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.