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Finding the Fourth Proportional to 36,585.42, 50,487.84 and 19,818.42

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Solution

The fourth proportional to 36,585.42, 50,487.84 and 19,818.42 is: 27,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.42 : 50,487.84 = 19,818.42 : x
  2. Step 2: Convert to fraction form
    36,585.42/50,487.84 = 19,818.42/x
  3. Step 3: Cross multiply
    36,585.42x = 50,487.84 × 19,818.42
  4. Step 4: Simplify right side
    36,585.42x = 1,000,589,218.01
  5. Step 5: Solve for x
    x = 1,000,589,218.01/36,585.42
  6. Step 6: Final answer
    x = 27,349.40

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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.