Home / 16,171.85-22,308.98-9,453.09

Finding the Fourth Proportional to 16,171.85, 22,308.98 and 9,453.09

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Solution

The fourth proportional to 16,171.85, 22,308.98 and 9,453.09 is: 13,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.85 : 22,308.98 = 9,453.09 : x
  2. Step 2: Convert to fraction form
    16,171.85/22,308.98 = 9,453.09/x
  3. Step 3: Cross multiply
    16,171.85x = 22,308.98 × 9,453.09
  4. Step 4: Simplify right side
    16,171.85x = 210,888,684.20
  5. Step 5: Solve for x
    x = 210,888,684.20/16,171.85
  6. Step 6: Final answer
    x = 13,040.48

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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.