Home / 36,515.36-50,391.16-19,748.32

Finding the Fourth Proportional to 36,515.36, 50,391.16 and 19,748.32

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Solution

The fourth proportional to 36,515.36, 50,391.16 and 19,748.32 is: 27,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515.36 : 50,391.16 = 19,748.32 : x
  2. Step 2: Convert to fraction form
    36,515.36/50,391.16 = 19,748.32/x
  3. Step 3: Cross multiply
    36,515.36x = 50,391.16 × 19,748.32
  4. Step 4: Simplify right side
    36,515.36x = 995,140,752.85
  5. Step 5: Solve for x
    x = 995,140,752.85/36,515.36
  6. Step 6: Final answer
    x = 27,252.66

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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.