Home / 34,935.82-52,425.20-13,872.17

Finding the Fourth Proportional to 34,935.82, 52,425.20 and 13,872.17

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Solution

The fourth proportional to 34,935.82, 52,425.20 and 13,872.17 is: 20,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935.82 : 52,425.20 = 13,872.17 : x
  2. Step 2: Convert to fraction form
    34,935.82/52,425.20 = 13,872.17/x
  3. Step 3: Cross multiply
    34,935.82x = 52,425.20 × 13,872.17
  4. Step 4: Simplify right side
    34,935.82x = 727,251,452.43
  5. Step 5: Solve for x
    x = 727,251,452.43/34,935.82
  6. Step 6: Final answer
    x = 20,816.79

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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.