Home / 14,177.19-19,555.92-8,867.64

Finding the Fourth Proportional to 14,177.19, 19,555.92 and 8,867.64

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Solution

The fourth proportional to 14,177.19, 19,555.92 and 8,867.64 is: 12,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.19 : 19,555.92 = 8,867.64 : x
  2. Step 2: Convert to fraction form
    14,177.19/19,555.92 = 8,867.64/x
  3. Step 3: Cross multiply
    14,177.19x = 19,555.92 × 8,867.64
  4. Step 4: Simplify right side
    14,177.19x = 173,414,858.43
  5. Step 5: Solve for x
    x = 173,414,858.43/14,177.19
  6. Step 6: Final answer
    x = 12,231.96

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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.