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Finding the Fourth Proportional to 36,670, 50,605.68 and 19,904.08

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Solution

The fourth proportional to 36,670, 50,605.68 and 19,904.08 is: 27,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,670 : 50,605.68 = 19,904.08 : x
  2. Step 2: Convert to fraction form
    36,670/50,605.68 = 19,904.08/x
  3. Step 3: Cross multiply
    36,670x = 50,605.68 × 19,904.08
  4. Step 4: Simplify right side
    36,670x = 1,007,259,503.17
  5. Step 5: Solve for x
    x = 1,007,259,503.17/36,670
  6. Step 6: Final answer
    x = 27,468.22

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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.