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Finding the Fourth Proportional to 36,513.63, 50,388.75 and 19,746.63

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Solution

The fourth proportional to 36,513.63, 50,388.75 and 19,746.63 is: 27,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,513.63 : 50,388.75 = 19,746.63 : x
  2. Step 2: Convert to fraction form
    36,513.63/50,388.75 = 19,746.63/x
  3. Step 3: Cross multiply
    36,513.63x = 50,388.75 × 19,746.63
  4. Step 4: Simplify right side
    36,513.63x = 995,008,002.41
  5. Step 5: Solve for x
    x = 995,008,002.41/36,513.63
  6. Step 6: Final answer
    x = 27,250.32

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Double scale
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Similar ratio
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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.