Home / 16,913.34-25,369.38-5,226.54

Finding the Fourth Proportional to 16,913.34, 25,369.38 and 5,226.54

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Solution

The fourth proportional to 16,913.34, 25,369.38 and 5,226.54 is: 7,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.34 : 25,369.38 = 5,226.54 : x
  2. Step 2: Convert to fraction form
    16,913.34/25,369.38 = 5,226.54/x
  3. Step 3: Cross multiply
    16,913.34x = 25,369.38 × 5,226.54
  4. Step 4: Simplify right side
    16,913.34x = 132,594,079.35
  5. Step 5: Solve for x
    x = 132,594,079.35/16,913.34
  6. Step 6: Final answer
    x = 7,839.62

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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.