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Finding the Fourth Proportional to 36,510.91, 50,385.05 and 19,743.91

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Solution

The fourth proportional to 36,510.91, 50,385.05 and 19,743.91 is: 27,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.91 : 50,385.05 = 19,743.91 : x
  2. Step 2: Convert to fraction form
    36,510.91/50,385.05 = 19,743.91/x
  3. Step 3: Cross multiply
    36,510.91x = 50,385.05 × 19,743.91
  4. Step 4: Simplify right side
    36,510.91x = 994,797,892.55
  5. Step 5: Solve for x
    x = 994,797,892.55/36,510.91
  6. Step 6: Final answer
    x = 27,246.59

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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.