Home / 13,208.76-19,816.23-3,848.96

Finding the Fourth Proportional to 13,208.76, 19,816.23 and 3,848.96

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Solution

The fourth proportional to 13,208.76, 19,816.23 and 3,848.96 is: 5,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.76 : 19,816.23 = 3,848.96 : x
  2. Step 2: Convert to fraction form
    13,208.76/19,816.23 = 3,848.96/x
  3. Step 3: Cross multiply
    13,208.76x = 19,816.23 × 3,848.96
  4. Step 4: Simplify right side
    13,208.76x = 76,271,876.62
  5. Step 5: Solve for x
    x = 76,271,876.62/13,208.76
  6. Step 6: Final answer
    x = 5,774.34

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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.