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Finding the Fourth Proportional to 49,674.43, 74,519.03 and 16,398.01

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Solution

The fourth proportional to 49,674.43, 74,519.03 and 16,398.01 is: 24,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,674.43 : 74,519.03 = 16,398.01 : x
  2. Step 2: Convert to fraction form
    49,674.43/74,519.03 = 16,398.01/x
  3. Step 3: Cross multiply
    49,674.43x = 74,519.03 × 16,398.01
  4. Step 4: Simplify right side
    49,674.43x = 1,221,963,653.83
  5. Step 5: Solve for x
    x = 1,221,963,653.83/49,674.43
  6. Step 6: Final answer
    x = 24,599.45

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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.