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Finding the Fourth Proportional to 50,472.76, 69,652.46 and 29,256.12

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Solution

The fourth proportional to 50,472.76, 69,652.46 and 29,256.12 is: 40,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,472.76 : 69,652.46 = 29,256.12 : x
  2. Step 2: Convert to fraction form
    50,472.76/69,652.46 = 29,256.12/x
  3. Step 3: Cross multiply
    50,472.76x = 69,652.46 × 29,256.12
  4. Step 4: Simplify right side
    50,472.76x = 2,037,760,728.06
  5. Step 5: Solve for x
    x = 2,037,760,728.06/50,472.76
  6. Step 6: Final answer
    x = 40,373.48

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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.