Home / 19,694.48-29,517.08-9,836.51

Finding the Fourth Proportional to 19,694.48, 29,517.08 and 9,836.51

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Solution

The fourth proportional to 19,694.48, 29,517.08 and 9,836.51 is: 14,742.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.48 : 29,517.08 = 9,836.51 : x
  2. Step 2: Convert to fraction form
    19,694.48/29,517.08 = 9,836.51/x
  3. Step 3: Cross multiply
    19,694.48x = 29,517.08 × 9,836.51
  4. Step 4: Simplify right side
    19,694.48x = 290,344,855.82
  5. Step 5: Solve for x
    x = 290,344,855.82/19,694.48
  6. Step 6: Final answer
    x = 14,742.45

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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.