Home / 36,935.75-50,972.61-21,019.86

Finding the Fourth Proportional to 36,935.75, 50,972.61 and 21,019.86

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Solution

The fourth proportional to 36,935.75, 50,972.61 and 21,019.86 is: 29,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,935.75 : 50,972.61 = 21,019.86 : x
  2. Step 2: Convert to fraction form
    36,935.75/50,972.61 = 21,019.86/x
  3. Step 3: Cross multiply
    36,935.75x = 50,972.61 × 21,019.86
  4. Step 4: Simplify right side
    36,935.75x = 1,071,437,126.03
  5. Step 5: Solve for x
    x = 1,071,437,126.03/36,935.75
  6. Step 6: Final answer
    x = 29,008.14

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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.