Home / 43,398.06-65,097.09-13,824.96

Finding the Fourth Proportional to 43,398.06, 65,097.09 and 13,824.96

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Solution

The fourth proportional to 43,398.06, 65,097.09 and 13,824.96 is: 20,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,398.06 : 65,097.09 = 13,824.96 : x
  2. Step 2: Convert to fraction form
    43,398.06/65,097.09 = 13,824.96/x
  3. Step 3: Cross multiply
    43,398.06x = 65,097.09 × 13,824.96
  4. Step 4: Simplify right side
    43,398.06x = 899,964,665.37
  5. Step 5: Solve for x
    x = 899,964,665.37/43,398.06
  6. Step 6: Final answer
    x = 20,737.44

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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.