Home / 47,682.06-71,531.34-19,617.54

Finding the Fourth Proportional to 47,682.06, 71,531.34 and 19,617.54

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Solution

The fourth proportional to 47,682.06, 71,531.34 and 19,617.54 is: 29,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,682.06 : 71,531.34 = 19,617.54 : x
  2. Step 2: Convert to fraction form
    47,682.06/71,531.34 = 19,617.54/x
  3. Step 3: Cross multiply
    47,682.06x = 71,531.34 × 19,617.54
  4. Step 4: Simplify right side
    47,682.06x = 1,403,268,923.70
  5. Step 5: Solve for x
    x = 1,403,268,923.70/47,682.06
  6. Step 6: Final answer
    x = 29,429.70

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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.