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Finding the Fourth Proportional to 36,509.63, 50,383.35 and 19,742.63

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Solution

The fourth proportional to 36,509.63, 50,383.35 and 19,742.63 is: 27,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,509.63 : 50,383.35 = 19,742.63 : x
  2. Step 2: Convert to fraction form
    36,509.63/50,383.35 = 19,742.63/x
  3. Step 3: Cross multiply
    36,509.63x = 50,383.35 × 19,742.63
  4. Step 4: Simplify right side
    36,509.63x = 994,699,585.29
  5. Step 5: Solve for x
    x = 994,699,585.29/36,509.63
  6. Step 6: Final answer
    x = 27,244.86

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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.