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Finding the Fourth Proportional to 36,576.15, 50,475.09 and 19,809.15

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Solution

The fourth proportional to 36,576.15, 50,475.09 and 19,809.15 is: 27,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,576.15 : 50,475.09 = 19,809.15 : x
  2. Step 2: Convert to fraction form
    36,576.15/50,475.09 = 19,809.15/x
  3. Step 3: Cross multiply
    36,576.15x = 50,475.09 × 19,809.15
  4. Step 4: Simplify right side
    36,576.15x = 999,868,453.36
  5. Step 5: Solve for x
    x = 999,868,453.36/36,576.15
  6. Step 6: Final answer
    x = 27,336.63

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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.