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Finding the Fourth Proportional to 29,076.76, 43,621.76 and 10,358.77

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Solution

The fourth proportional to 29,076.76, 43,621.76 and 10,358.77 is: 15,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076.76 : 43,621.76 = 10,358.77 : x
  2. Step 2: Convert to fraction form
    29,076.76/43,621.76 = 10,358.77/x
  3. Step 3: Cross multiply
    29,076.76x = 43,621.76 × 10,358.77
  4. Step 4: Simplify right side
    29,076.76x = 451,867,778.84
  5. Step 5: Solve for x
    x = 451,867,778.84/29,076.76
  6. Step 6: Final answer
    x = 15,540.51

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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.