Home / 47,876.00-71,821.78-14,145.44

Finding the Fourth Proportional to 47,876.00, 71,821.78 and 14,145.44

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Solution

The fourth proportional to 47,876.00, 71,821.78 and 14,145.44 is: 21,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,876.00 : 71,821.78 = 14,145.44 : x
  2. Step 2: Convert to fraction form
    47,876.00/71,821.78 = 14,145.44/x
  3. Step 3: Cross multiply
    47,876.00x = 71,821.78 × 14,145.44
  4. Step 4: Simplify right side
    47,876.00x = 1,015,950,285.21
  5. Step 5: Solve for x
    x = 1,015,950,285.21/47,876.00
  6. Step 6: Final answer
    x = 21,220.45

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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.