Home / 25,234.82-34,824.74-13,905.55

Finding the Fourth Proportional to 25,234.82, 34,824.74 and 13,905.55

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Solution

The fourth proportional to 25,234.82, 34,824.74 and 13,905.55 is: 19,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.82 : 34,824.74 = 13,905.55 : x
  2. Step 2: Convert to fraction form
    25,234.82/34,824.74 = 13,905.55/x
  3. Step 3: Cross multiply
    25,234.82x = 34,824.74 × 13,905.55
  4. Step 4: Simplify right side
    25,234.82x = 484,257,163.31
  5. Step 5: Solve for x
    x = 484,257,163.31/25,234.82
  6. Step 6: Final answer
    x = 19,190.04

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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.