Home / 14,167.44-19,551.72-8,197.95

Finding the Fourth Proportional to 14,167.44, 19,551.72 and 8,197.95

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Solution

The fourth proportional to 14,167.44, 19,551.72 and 8,197.95 is: 11,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.44 : 19,551.72 = 8,197.95 : x
  2. Step 2: Convert to fraction form
    14,167.44/19,551.72 = 8,197.95/x
  3. Step 3: Cross multiply
    14,167.44x = 19,551.72 × 8,197.95
  4. Step 4: Simplify right side
    14,167.44x = 160,284,022.97
  5. Step 5: Solve for x
    x = 160,284,022.97/14,167.44
  6. Step 6: Final answer
    x = 11,313.55

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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.