Home / 19,376.42-29,068.72-6,900.27

Finding the Fourth Proportional to 19,376.42, 29,068.72 and 6,900.27

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Solution

The fourth proportional to 19,376.42, 29,068.72 and 6,900.27 is: 10,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.42 : 29,068.72 = 6,900.27 : x
  2. Step 2: Convert to fraction form
    19,376.42/29,068.72 = 6,900.27/x
  3. Step 3: Cross multiply
    19,376.42x = 29,068.72 × 6,900.27
  4. Step 4: Simplify right side
    19,376.42x = 200,582,092.62
  5. Step 5: Solve for x
    x = 200,582,092.62/19,376.42
  6. Step 6: Final answer
    x = 10,351.87

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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.