Home / 34,742.44-47,944.78-19,635.40

Finding the Fourth Proportional to 34,742.44, 47,944.78 and 19,635.40

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Solution

The fourth proportional to 34,742.44, 47,944.78 and 19,635.40 is: 27,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.44 : 47,944.78 = 19,635.40 : x
  2. Step 2: Convert to fraction form
    34,742.44/47,944.78 = 19,635.40/x
  3. Step 3: Cross multiply
    34,742.44x = 47,944.78 × 19,635.40
  4. Step 4: Simplify right side
    34,742.44x = 941,414,933.21
  5. Step 5: Solve for x
    x = 941,414,933.21/34,742.44
  6. Step 6: Final answer
    x = 27,096.97

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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.