Home / 36,301.30-50,087.03-21,185.35

Finding the Fourth Proportional to 36,301.30, 50,087.03 and 21,185.35

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Solution

The fourth proportional to 36,301.30, 50,087.03 and 21,185.35 is: 29,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.30 : 50,087.03 = 21,185.35 : x
  2. Step 2: Convert to fraction form
    36,301.30/50,087.03 = 21,185.35/x
  3. Step 3: Cross multiply
    36,301.30x = 50,087.03 × 21,185.35
  4. Step 4: Simplify right side
    36,301.30x = 1,061,111,029.87
  5. Step 5: Solve for x
    x = 1,061,111,029.87/36,301.30
  6. Step 6: Final answer
    x = 29,230.66

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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.