Home / 36,516.89-50,393.67-21,418.49

Finding the Fourth Proportional to 36,516.89, 50,393.67 and 21,418.49

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Solution

The fourth proportional to 36,516.89, 50,393.67 and 21,418.49 is: 29,557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.89 : 50,393.67 = 21,418.49 : x
  2. Step 2: Convert to fraction form
    36,516.89/50,393.67 = 21,418.49/x
  3. Step 3: Cross multiply
    36,516.89x = 50,393.67 × 21,418.49
  4. Step 4: Simplify right side
    36,516.89x = 1,079,356,316.96
  5. Step 5: Solve for x
    x = 1,079,356,316.96/36,516.89
  6. Step 6: Final answer
    x = 29,557.73

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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.