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Finding the Fourth Proportional to 47,881.68, 71,798.49 and 27,897.63

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Solution

The fourth proportional to 47,881.68, 71,798.49 and 27,897.63 is: 41,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.68 : 71,798.49 = 27,897.63 : x
  2. Step 2: Convert to fraction form
    47,881.68/71,798.49 = 27,897.63/x
  3. Step 3: Cross multiply
    47,881.68x = 71,798.49 × 27,897.63
  4. Step 4: Simplify right side
    47,881.68x = 2,003,007,708.58
  5. Step 5: Solve for x
    x = 2,003,007,708.58/47,881.68
  6. Step 6: Final answer
    x = 41,832.44

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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.