Home / 36,514.92-50,381.82-21,405.72

Finding the Fourth Proportional to 36,514.92, 50,381.82 and 21,405.72

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Solution

The fourth proportional to 36,514.92, 50,381.82 and 21,405.72 is: 29,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514.92 : 50,381.82 = 21,405.72 : x
  2. Step 2: Convert to fraction form
    36,514.92/50,381.82 = 21,405.72/x
  3. Step 3: Cross multiply
    36,514.92x = 50,381.82 × 21,405.72
  4. Step 4: Simplify right side
    36,514.92x = 1,078,459,132.01
  5. Step 5: Solve for x
    x = 1,078,459,132.01/36,514.92
  6. Step 6: Final answer
    x = 29,534.75

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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.