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Finding the Fourth Proportional to 36,573.81, 54,855.11 and 11,610.63

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Solution

The fourth proportional to 36,573.81, 54,855.11 and 11,610.63 is: 17,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.81 : 54,855.11 = 11,610.63 : x
  2. Step 2: Convert to fraction form
    36,573.81/54,855.11 = 11,610.63/x
  3. Step 3: Cross multiply
    36,573.81x = 54,855.11 × 11,610.63
  4. Step 4: Simplify right side
    36,573.81x = 636,902,327.77
  5. Step 5: Solve for x
    x = 636,902,327.77/36,573.81
  6. Step 6: Final answer
    x = 17,414.16

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1.5x scale

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.