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Finding the Fourth Proportional to 36,659.90, 50,591.25 and 19,892.90

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Solution

The fourth proportional to 36,659.90, 50,591.25 and 19,892.90 is: 27,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,659.90 : 50,591.25 = 19,892.90 : x
  2. Step 2: Convert to fraction form
    36,659.90/50,591.25 = 19,892.90/x
  3. Step 3: Cross multiply
    36,659.90x = 50,591.25 × 19,892.90
  4. Step 4: Simplify right side
    36,659.90x = 1,006,406,677.13
  5. Step 5: Solve for x
    x = 1,006,406,677.13/36,659.90
  6. Step 6: Final answer
    x = 27,452.52

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1.5x scale

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.