Home / 36,515.70-50,387.07-21,404.88

Finding the Fourth Proportional to 36,515.70, 50,387.07 and 21,404.88

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Solution

The fourth proportional to 36,515.70, 50,387.07 and 21,404.88 is: 29,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515.70 : 50,387.07 = 21,404.88 : x
  2. Step 2: Convert to fraction form
    36,515.70/50,387.07 = 21,404.88/x
  3. Step 3: Cross multiply
    36,515.70x = 50,387.07 × 21,404.88
  4. Step 4: Simplify right side
    36,515.70x = 1,078,529,186.90
  5. Step 5: Solve for x
    x = 1,078,529,186.90/36,515.70
  6. Step 6: Final answer
    x = 29,536.04

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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.