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Finding the Fourth Proportional to 36,659.59, 54,890.97 and 19,092.51

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Solution

The fourth proportional to 36,659.59, 54,890.97 and 19,092.51 is: 28,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,659.59 : 54,890.97 = 19,092.51 : x
  2. Step 2: Convert to fraction form
    36,659.59/54,890.97 = 19,092.51/x
  3. Step 3: Cross multiply
    36,659.59x = 54,890.97 × 19,092.51
  4. Step 4: Simplify right side
    36,659.59x = 1,048,006,322.04
  5. Step 5: Solve for x
    x = 1,048,006,322.04/36,659.59
  6. Step 6: Final answer
    x = 28,587.51

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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.