Home / 19,756.73-29,635.06-9,081.89

Finding the Fourth Proportional to 19,756.73, 29,635.06 and 9,081.89

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Solution

The fourth proportional to 19,756.73, 29,635.06 and 9,081.89 is: 13,622.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.73 : 29,635.06 = 9,081.89 : x
  2. Step 2: Convert to fraction form
    19,756.73/29,635.06 = 9,081.89/x
  3. Step 3: Cross multiply
    19,756.73x = 29,635.06 × 9,081.89
  4. Step 4: Simplify right side
    19,756.73x = 269,142,355.06
  5. Step 5: Solve for x
    x = 269,142,355.06/19,756.73
  6. Step 6: Final answer
    x = 13,622.82

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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.