Home / 49,974.30-74,974.42-14,913.96

Finding the Fourth Proportional to 49,974.30, 74,974.42 and 14,913.96

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Solution

The fourth proportional to 49,974.30, 74,974.42 and 14,913.96 is: 22,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,974.30 : 74,974.42 = 14,913.96 : x
  2. Step 2: Convert to fraction form
    49,974.30/74,974.42 = 14,913.96/x
  3. Step 3: Cross multiply
    49,974.30x = 74,974.42 × 14,913.96
  4. Step 4: Simplify right side
    49,974.30x = 1,118,165,238.39
  5. Step 5: Solve for x
    x = 1,118,165,238.39/49,974.30
  6. Step 6: Final answer
    x = 22,374.81

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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.