Home / 18,202.76-27,305.40-6,190.02

Finding the Fourth Proportional to 18,202.76, 27,305.40 and 6,190.02

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Solution

The fourth proportional to 18,202.76, 27,305.40 and 6,190.02 is: 9,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.76 : 27,305.40 = 6,190.02 : x
  2. Step 2: Convert to fraction form
    18,202.76/27,305.40 = 6,190.02/x
  3. Step 3: Cross multiply
    18,202.76x = 27,305.40 × 6,190.02
  4. Step 4: Simplify right side
    18,202.76x = 169,020,972.11
  5. Step 5: Solve for x
    x = 169,020,972.11/18,202.76
  6. Step 6: Final answer
    x = 9,285.46

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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.