Home / 13,892.73-20,837.46-5,572.41

Finding the Fourth Proportional to 13,892.73, 20,837.46 and 5,572.41

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Solution

The fourth proportional to 13,892.73, 20,837.46 and 5,572.41 is: 8,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.73 : 20,837.46 = 5,572.41 : x
  2. Step 2: Convert to fraction form
    13,892.73/20,837.46 = 5,572.41/x
  3. Step 3: Cross multiply
    13,892.73x = 20,837.46 × 5,572.41
  4. Step 4: Simplify right side
    13,892.73x = 116,114,870.48
  5. Step 5: Solve for x
    x = 116,114,870.48/13,892.73
  6. Step 6: Final answer
    x = 8,357.96

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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.