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Finding the Fourth Proportional to 48,837.84, 73,286.84 and 19,250.64

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Solution

The fourth proportional to 48,837.84, 73,286.84 and 19,250.64 is: 28,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,837.84 : 73,286.84 = 19,250.64 : x
  2. Step 2: Convert to fraction form
    48,837.84/73,286.84 = 19,250.64/x
  3. Step 3: Cross multiply
    48,837.84x = 73,286.84 × 19,250.64
  4. Step 4: Simplify right side
    48,837.84x = 1,410,818,573.58
  5. Step 5: Solve for x
    x = 1,410,818,573.58/48,837.84
  6. Step 6: Final answer
    x = 28,887.82

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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.