Home / 29,020.06-43,546.49-12,378.51

Finding the Fourth Proportional to 29,020.06, 43,546.49 and 12,378.51

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Solution

The fourth proportional to 29,020.06, 43,546.49 and 12,378.51 is: 18,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.06 : 43,546.49 = 12,378.51 : x
  2. Step 2: Convert to fraction form
    29,020.06/43,546.49 = 12,378.51/x
  3. Step 3: Cross multiply
    29,020.06x = 43,546.49 × 12,378.51
  4. Step 4: Simplify right side
    29,020.06x = 539,040,661.93
  5. Step 5: Solve for x
    x = 539,040,661.93/29,020.06
  6. Step 6: Final answer
    x = 18,574.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.