Home / 43,923.12-65,896.89-14,342.73

Finding the Fourth Proportional to 43,923.12, 65,896.89 and 14,342.73

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Solution

The fourth proportional to 43,923.12, 65,896.89 and 14,342.73 is: 21,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,923.12 : 65,896.89 = 14,342.73 : x
  2. Step 2: Convert to fraction form
    43,923.12/65,896.89 = 14,342.73/x
  3. Step 3: Cross multiply
    43,923.12x = 65,896.89 × 14,342.73
  4. Step 4: Simplify right side
    43,923.12x = 945,141,301.11
  5. Step 5: Solve for x
    x = 945,141,301.11/43,923.12
  6. Step 6: Final answer
    x = 21,518.08

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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.