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Finding the Fourth Proportional to 47,335.56, 71,010.24 and 14,051.56

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Solution

The fourth proportional to 47,335.56, 71,010.24 and 14,051.56 is: 21,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,335.56 : 71,010.24 = 14,051.56 : x
  2. Step 2: Convert to fraction form
    47,335.56/71,010.24 = 14,051.56/x
  3. Step 3: Cross multiply
    47,335.56x = 71,010.24 × 14,051.56
  4. Step 4: Simplify right side
    47,335.56x = 997,804,647.97
  5. Step 5: Solve for x
    x = 997,804,647.97/47,335.56
  6. Step 6: Final answer
    x = 21,079.39

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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.