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Finding the Fourth Proportional to 34,756.62, 47,971.62 and 27,187.98

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Solution

The fourth proportional to 34,756.62, 47,971.62 and 27,187.98 is: 37,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,756.62 : 47,971.62 = 27,187.98 : x
  2. Step 2: Convert to fraction form
    34,756.62/47,971.62 = 27,187.98/x
  3. Step 3: Cross multiply
    34,756.62x = 47,971.62 × 27,187.98
  4. Step 4: Simplify right side
    34,756.62x = 1,304,251,445.13
  5. Step 5: Solve for x
    x = 1,304,251,445.13/34,756.62
  6. Step 6: Final answer
    x = 37,525.27

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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.