Home / 52,825.32-79,221.24-17,278.42

Finding the Fourth Proportional to 52,825.32, 79,221.24 and 17,278.42

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Solution

The fourth proportional to 52,825.32, 79,221.24 and 17,278.42 is: 25,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825.32 : 79,221.24 = 17,278.42 : x
  2. Step 2: Convert to fraction form
    52,825.32/79,221.24 = 17,278.42/x
  3. Step 3: Cross multiply
    52,825.32x = 79,221.24 × 17,278.42
  4. Step 4: Simplify right side
    52,825.32x = 1,368,817,857.64
  5. Step 5: Solve for x
    x = 1,368,817,857.64/52,825.32
  6. Step 6: Final answer
    x = 25,912.15

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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.