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Finding the Fourth Proportional to 34,561.96, 47,694.96 and 19,454.58

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Solution

The fourth proportional to 34,561.96, 47,694.96 and 19,454.58 is: 26,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,561.96 : 47,694.96 = 19,454.58 : x
  2. Step 2: Convert to fraction form
    34,561.96/47,694.96 = 19,454.58/x
  3. Step 3: Cross multiply
    34,561.96x = 47,694.96 × 19,454.58
  4. Step 4: Simplify right side
    34,561.96x = 927,885,414.92
  5. Step 5: Solve for x
    x = 927,885,414.92/34,561.96
  6. Step 6: Final answer
    x = 26,847.02

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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.