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Finding the Fourth Proportional to 47,305.97, 70,958.96 and 19,241.29

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Solution

The fourth proportional to 47,305.97, 70,958.96 and 19,241.29 is: 28,861.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.97 : 70,958.96 = 19,241.29 : x
  2. Step 2: Convert to fraction form
    47,305.97/70,958.96 = 19,241.29/x
  3. Step 3: Cross multiply
    47,305.97x = 70,958.96 × 19,241.29
  4. Step 4: Simplify right side
    47,305.97x = 1,365,341,919.95
  5. Step 5: Solve for x
    x = 1,365,341,919.95/47,305.97
  6. Step 6: Final answer
    x = 28,861.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.