Home / 36,774.09-50,747.76-21,667.38

Finding the Fourth Proportional to 36,774.09, 50,747.76 and 21,667.38

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Solution

The fourth proportional to 36,774.09, 50,747.76 and 21,667.38 is: 29,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.09 : 50,747.76 = 21,667.38 : x
  2. Step 2: Convert to fraction form
    36,774.09/50,747.76 = 21,667.38/x
  3. Step 3: Cross multiply
    36,774.09x = 50,747.76 × 21,667.38
  4. Step 4: Simplify right side
    36,774.09x = 1,099,571,000.07
  5. Step 5: Solve for x
    x = 1,099,571,000.07/36,774.09
  6. Step 6: Final answer
    x = 29,900.70

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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.