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Finding the Fourth Proportional to 36,508.28, 50,381.46 and 19,741.28

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Solution

The fourth proportional to 36,508.28, 50,381.46 and 19,741.28 is: 27,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,508.28 : 50,381.46 = 19,741.28 : x
  2. Step 2: Convert to fraction form
    36,508.28/50,381.46 = 19,741.28/x
  3. Step 3: Cross multiply
    36,508.28x = 50,381.46 × 19,741.28
  4. Step 4: Simplify right side
    36,508.28x = 994,594,508.67
  5. Step 5: Solve for x
    x = 994,594,508.67/36,508.28
  6. Step 6: Final answer
    x = 27,242.98

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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.