Home / 19,756.44-29,639.82-5,905.44

Finding the Fourth Proportional to 19,756.44, 29,639.82 and 5,905.44

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Solution

The fourth proportional to 19,756.44, 29,639.82 and 5,905.44 is: 8,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.44 : 29,639.82 = 5,905.44 : x
  2. Step 2: Convert to fraction form
    19,756.44/29,639.82 = 5,905.44/x
  3. Step 3: Cross multiply
    19,756.44x = 29,639.82 × 5,905.44
  4. Step 4: Simplify right side
    19,756.44x = 175,036,178.62
  5. Step 5: Solve for x
    x = 175,036,178.62/19,756.44
  6. Step 6: Final answer
    x = 8,859.70

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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.