Home / 14,126.46-19,493.59-7,838.62

Finding the Fourth Proportional to 14,126.46, 19,493.59 and 7,838.62

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Solution

The fourth proportional to 14,126.46, 19,493.59 and 7,838.62 is: 10,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.46 : 19,493.59 = 7,838.62 : x
  2. Step 2: Convert to fraction form
    14,126.46/19,493.59 = 7,838.62/x
  3. Step 3: Cross multiply
    14,126.46x = 19,493.59 × 7,838.62
  4. Step 4: Simplify right side
    14,126.46x = 152,802,844.45
  5. Step 5: Solve for x
    x = 152,802,844.45/14,126.46
  6. Step 6: Final answer
    x = 10,816.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.