Home / 47,876.96-66,105.84-29,039.68

Finding the Fourth Proportional to 47,876.96, 66,105.84 and 29,039.68

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Solution

The fourth proportional to 47,876.96, 66,105.84 and 29,039.68 is: 40,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,876.96 : 66,105.84 = 29,039.68 : x
  2. Step 2: Convert to fraction form
    47,876.96/66,105.84 = 29,039.68/x
  3. Step 3: Cross multiply
    47,876.96x = 66,105.84 × 29,039.68
  4. Step 4: Simplify right side
    47,876.96x = 1,919,692,439.73
  5. Step 5: Solve for x
    x = 1,919,692,439.73/47,876.96
  6. Step 6: Final answer
    x = 40,096.37

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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.