Home / 34,476.82-47,580.78-20,141.26

Finding the Fourth Proportional to 34,476.82, 47,580.78 and 20,141.26

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Solution

The fourth proportional to 34,476.82, 47,580.78 and 20,141.26 is: 27,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.82 : 47,580.78 = 20,141.26 : x
  2. Step 2: Convert to fraction form
    34,476.82/47,580.78 = 20,141.26/x
  3. Step 3: Cross multiply
    34,476.82x = 47,580.78 × 20,141.26
  4. Step 4: Simplify right side
    34,476.82x = 958,336,860.98
  5. Step 5: Solve for x
    x = 958,336,860.98/34,476.82
  6. Step 6: Final answer
    x = 27,796.56

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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.