Home / 13,896.14-20,848.09-5,582.00

Finding the Fourth Proportional to 13,896.14, 20,848.09 and 5,582.00

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Solution

The fourth proportional to 13,896.14, 20,848.09 and 5,582.00 is: 8,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.14 : 20,848.09 = 5,582.00 : x
  2. Step 2: Convert to fraction form
    13,896.14/20,848.09 = 5,582.00/x
  3. Step 3: Cross multiply
    13,896.14x = 20,848.09 × 5,582.00
  4. Step 4: Simplify right side
    13,896.14x = 116,373,920.18
  5. Step 5: Solve for x
    x = 116,373,920.18/13,896.14
  6. Step 6: Final answer
    x = 8,374.55

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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.