Home / 49,974.72-74,962.04-16,688.56

Finding the Fourth Proportional to 49,974.72, 74,962.04 and 16,688.56

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Solution

The fourth proportional to 49,974.72, 74,962.04 and 16,688.56 is: 25,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,974.72 : 74,962.04 = 16,688.56 : x
  2. Step 2: Convert to fraction form
    49,974.72/74,962.04 = 16,688.56/x
  3. Step 3: Cross multiply
    49,974.72x = 74,962.04 × 16,688.56
  4. Step 4: Simplify right side
    49,974.72x = 1,251,008,502.26
  5. Step 5: Solve for x
    x = 1,251,008,502.26/49,974.72
  6. Step 6: Final answer
    x = 25,032.83

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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.