Home / 17,263.36-25,887.84-5,414.08

Finding the Fourth Proportional to 17,263.36, 25,887.84 and 5,414.08

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Solution

The fourth proportional to 17,263.36, 25,887.84 and 5,414.08 is: 8,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,263.36 : 25,887.84 = 5,414.08 : x
  2. Step 2: Convert to fraction form
    17,263.36/25,887.84 = 5,414.08/x
  3. Step 3: Cross multiply
    17,263.36x = 25,887.84 × 5,414.08
  4. Step 4: Simplify right side
    17,263.36x = 140,158,836.79
  5. Step 5: Solve for x
    x = 140,158,836.79/17,263.36
  6. Step 6: Final answer
    x = 8,118.86

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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.