Home / 14,171.36-21,295.92-13,366.22

Finding the Fourth Proportional to 14,171.36, 21,295.92 and 13,366.22

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Solution

The fourth proportional to 14,171.36, 21,295.92 and 13,366.22 is: 20,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.36 : 21,295.92 = 13,366.22 : x
  2. Step 2: Convert to fraction form
    14,171.36/21,295.92 = 13,366.22/x
  3. Step 3: Cross multiply
    14,171.36x = 21,295.92 × 13,366.22
  4. Step 4: Simplify right side
    14,171.36x = 284,645,951.82
  5. Step 5: Solve for x
    x = 284,645,951.82/14,171.36
  6. Step 6: Final answer
    x = 20,086.00

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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.