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Finding the Fourth Proportional to 50,472.96, 69,652 and 29,251.68

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Solution

The fourth proportional to 50,472.96, 69,652 and 29,251.68 is: 40,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,472.96 : 69,652 = 29,251.68 : x
  2. Step 2: Convert to fraction form
    50,472.96/69,652 = 29,251.68/x
  3. Step 3: Cross multiply
    50,472.96x = 69,652 × 29,251.68
  4. Step 4: Simplify right side
    50,472.96x = 2,037,438,015.36
  5. Step 5: Solve for x
    x = 2,037,438,015.36/50,472.96
  6. Step 6: Final answer
    x = 40,366.92

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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.