Home / 47,820.42-66,034.17-29,945.88

Finding the Fourth Proportional to 47,820.42, 66,034.17 and 29,945.88

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Solution

The fourth proportional to 47,820.42, 66,034.17 and 29,945.88 is: 41,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,820.42 : 66,034.17 = 29,945.88 : x
  2. Step 2: Convert to fraction form
    47,820.42/66,034.17 = 29,945.88/x
  3. Step 3: Cross multiply
    47,820.42x = 66,034.17 × 29,945.88
  4. Step 4: Simplify right side
    47,820.42x = 1,977,451,330.72
  5. Step 5: Solve for x
    x = 1,977,451,330.72/47,820.42
  6. Step 6: Final answer
    x = 41,351.61

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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.