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Finding the Fourth Proportional to 36,882.77, 50,898.24 and 20,967.28

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Solution

The fourth proportional to 36,882.77, 50,898.24 and 20,967.28 is: 28,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,882.77 : 50,898.24 = 20,967.28 : x
  2. Step 2: Convert to fraction form
    36,882.77/50,898.24 = 20,967.28/x
  3. Step 3: Cross multiply
    36,882.77x = 50,898.24 × 20,967.28
  4. Step 4: Simplify right side
    36,882.77x = 1,067,197,522.34
  5. Step 5: Solve for x
    x = 1,067,197,522.34/36,882.77
  6. Step 6: Final answer
    x = 28,934.86

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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.