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Finding the Fourth Proportional to 35,259.73, 52,756.09 and 21,754.09

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Solution

The fourth proportional to 35,259.73, 52,756.09 and 21,754.09 is: 32,548.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,259.73 : 52,756.09 = 21,754.09 : x
  2. Step 2: Convert to fraction form
    35,259.73/52,756.09 = 21,754.09/x
  3. Step 3: Cross multiply
    35,259.73x = 52,756.09 × 21,754.09
  4. Step 4: Simplify right side
    35,259.73x = 1,147,660,741.47
  5. Step 5: Solve for x
    x = 1,147,660,741.47/35,259.73
  6. Step 6: Final answer
    x = 32,548.77

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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.