Home / 47,231.82-65,181.60-29,336.70

Finding the Fourth Proportional to 47,231.82, 65,181.60 and 29,336.70

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Solution

The fourth proportional to 47,231.82, 65,181.60 and 29,336.70 is: 40,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231.82 : 65,181.60 = 29,336.70 : x
  2. Step 2: Convert to fraction form
    47,231.82/65,181.60 = 29,336.70/x
  3. Step 3: Cross multiply
    47,231.82x = 65,181.60 × 29,336.70
  4. Step 4: Simplify right side
    47,231.82x = 1,912,213,044.72
  5. Step 5: Solve for x
    x = 1,912,213,044.72/47,231.82
  6. Step 6: Final answer
    x = 40,485.69

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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.