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Finding the Fourth Proportional to 36,490.17, 50,356.51 and 19,723.17

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Solution

The fourth proportional to 36,490.17, 50,356.51 and 19,723.17 is: 27,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.17 : 50,356.51 = 19,723.17 : x
  2. Step 2: Convert to fraction form
    36,490.17/50,356.51 = 19,723.17/x
  3. Step 3: Cross multiply
    36,490.17x = 50,356.51 × 19,723.17
  4. Step 4: Simplify right side
    36,490.17x = 993,190,007.34
  5. Step 5: Solve for x
    x = 993,190,007.34/36,490.17
  6. Step 6: Final answer
    x = 27,218.02

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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.