Home / 47,830.39-71,753.43-14,542.73

Finding the Fourth Proportional to 47,830.39, 71,753.43 and 14,542.73

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Solution

The fourth proportional to 47,830.39, 71,753.43 and 14,542.73 is: 21,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,830.39 : 71,753.43 = 14,542.73 : x
  2. Step 2: Convert to fraction form
    47,830.39/71,753.43 = 14,542.73/x
  3. Step 3: Cross multiply
    47,830.39x = 71,753.43 × 14,542.73
  4. Step 4: Simplify right side
    47,830.39x = 1,043,490,759.06
  5. Step 5: Solve for x
    x = 1,043,490,759.06/47,830.39
  6. Step 6: Final answer
    x = 21,816.48

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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.