Home / 19,984.18-29,976.75-6,836.46

Finding the Fourth Proportional to 19,984.18, 29,976.75 and 6,836.46

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Solution

The fourth proportional to 19,984.18, 29,976.75 and 6,836.46 is: 10,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.18 : 29,976.75 = 6,836.46 : x
  2. Step 2: Convert to fraction form
    19,984.18/29,976.75 = 6,836.46/x
  3. Step 3: Cross multiply
    19,984.18x = 29,976.75 × 6,836.46
  4. Step 4: Simplify right side
    19,984.18x = 204,934,852.31
  5. Step 5: Solve for x
    x = 204,934,852.31/19,984.18
  6. Step 6: Final answer
    x = 10,254.85

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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.