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Finding the Fourth Proportional to 34,125.48, 47,076.48 and 29,401.56

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Solution

The fourth proportional to 34,125.48, 47,076.48 and 29,401.56 is: 40,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,125.48 : 47,076.48 = 29,401.56 : x
  2. Step 2: Convert to fraction form
    34,125.48/47,076.48 = 29,401.56/x
  3. Step 3: Cross multiply
    34,125.48x = 47,076.48 × 29,401.56
  4. Step 4: Simplify right side
    34,125.48x = 1,384,121,951.31
  5. Step 5: Solve for x
    x = 1,384,121,951.31/34,125.48
  6. Step 6: Final answer
    x = 40,559.78

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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.