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Finding the Fourth Proportional to 36,554.59, 54,824.01 and 21,347.01

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Solution

The fourth proportional to 36,554.59, 54,824.01 and 21,347.01 is: 32,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,554.59 : 54,824.01 = 21,347.01 : x
  2. Step 2: Convert to fraction form
    36,554.59/54,824.01 = 21,347.01/x
  3. Step 3: Cross multiply
    36,554.59x = 54,824.01 × 21,347.01
  4. Step 4: Simplify right side
    36,554.59x = 1,170,328,609.66
  5. Step 5: Solve for x
    x = 1,170,328,609.66/36,554.59
  6. Step 6: Final answer
    x = 32,015.91

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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.