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Finding the Fourth Proportional to 36,929.88, 50,960.88 and 20,162.88

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Solution

The fourth proportional to 36,929.88, 50,960.88 and 20,162.88 is: 27,823.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,929.88 : 50,960.88 = 20,162.88 : x
  2. Step 2: Convert to fraction form
    36,929.88/50,960.88 = 20,162.88/x
  3. Step 3: Cross multiply
    36,929.88x = 50,960.88 × 20,162.88
  4. Step 4: Simplify right side
    36,929.88x = 1,027,518,108.13
  5. Step 5: Solve for x
    x = 1,027,518,108.13/36,929.88
  6. Step 6: Final answer
    x = 27,823.49

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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.