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Finding the Fourth Proportional to 40,677.44, 61,034.11 and 14,027.47

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Solution

The fourth proportional to 40,677.44, 61,034.11 and 14,027.47 is: 21,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,677.44 : 61,034.11 = 14,027.47 : x
  2. Step 2: Convert to fraction form
    40,677.44/61,034.11 = 14,027.47/x
  3. Step 3: Cross multiply
    40,677.44x = 61,034.11 × 14,027.47
  4. Step 4: Simplify right side
    40,677.44x = 856,153,959.35
  5. Step 5: Solve for x
    x = 856,153,959.35/40,677.44
  6. Step 6: Final answer
    x = 21,047.39

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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.