Home / 13,775.49-20,660.00-6,848.37

Finding the Fourth Proportional to 13,775.49, 20,660.00 and 6,848.37

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Solution

The fourth proportional to 13,775.49, 20,660.00 and 6,848.37 is: 10,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775.49 : 20,660.00 = 6,848.37 : x
  2. Step 2: Convert to fraction form
    13,775.49/20,660.00 = 6,848.37/x
  3. Step 3: Cross multiply
    13,775.49x = 20,660.00 × 6,848.37
  4. Step 4: Simplify right side
    13,775.49x = 141,487,289.96
  5. Step 5: Solve for x
    x = 141,487,289.96/13,775.49
  6. Step 6: Final answer
    x = 10,270.94

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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.