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Finding the Fourth Proportional to 26,481, 36,544.80 and 14,544.84

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Solution

The fourth proportional to 26,481, 36,544.80 and 14,544.84 is: 20,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481 : 36,544.80 = 14,544.84 : x
  2. Step 2: Convert to fraction form
    26,481/36,544.80 = 14,544.84/x
  3. Step 3: Cross multiply
    26,481x = 36,544.80 × 14,544.84
  4. Step 4: Simplify right side
    26,481x = 531,538,268.83
  5. Step 5: Solve for x
    x = 531,538,268.83/26,481
  6. Step 6: Final answer
    x = 20,072.44

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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.