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Finding the Fourth Proportional to 49,891.62, 74,849.85 and 14,830.32

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Solution

The fourth proportional to 49,891.62, 74,849.85 and 14,830.32 is: 22,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.62 : 74,849.85 = 14,830.32 : x
  2. Step 2: Convert to fraction form
    49,891.62/74,849.85 = 14,830.32/x
  3. Step 3: Cross multiply
    49,891.62x = 74,849.85 × 14,830.32
  4. Step 4: Simplify right side
    49,891.62x = 1,110,047,227.45
  5. Step 5: Solve for x
    x = 1,110,047,227.45/49,891.62
  6. Step 6: Final answer
    x = 22,249.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.