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Finding the Fourth Proportional to 24,621.94, 33,978.58 and 14,012.56

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Solution

The fourth proportional to 24,621.94, 33,978.58 and 14,012.56 is: 19,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,621.94 : 33,978.58 = 14,012.56 : x
  2. Step 2: Convert to fraction form
    24,621.94/33,978.58 = 14,012.56/x
  3. Step 3: Cross multiply
    24,621.94x = 33,978.58 × 14,012.56
  4. Step 4: Simplify right side
    24,621.94x = 476,126,890.96
  5. Step 5: Solve for x
    x = 476,126,890.96/24,621.94
  6. Step 6: Final answer
    x = 19,337.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.