Home / 34,361.28-47,414.14-20,208.96

Finding the Fourth Proportional to 34,361.28, 47,414.14 and 20,208.96

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Solution

The fourth proportional to 34,361.28, 47,414.14 and 20,208.96 is: 27,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,361.28 : 47,414.14 = 20,208.96 : x
  2. Step 2: Convert to fraction form
    34,361.28/47,414.14 = 20,208.96/x
  3. Step 3: Cross multiply
    34,361.28x = 47,414.14 × 20,208.96
  4. Step 4: Simplify right side
    34,361.28x = 958,190,458.69
  5. Step 5: Solve for x
    x = 958,190,458.69/34,361.28
  6. Step 6: Final answer
    x = 27,885.76

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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.