Home / 28,529.36-42,794.06-10,755.19

Finding the Fourth Proportional to 28,529.36, 42,794.06 and 10,755.19

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Solution

The fourth proportional to 28,529.36, 42,794.06 and 10,755.19 is: 16,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529.36 : 42,794.06 = 10,755.19 : x
  2. Step 2: Convert to fraction form
    28,529.36/42,794.06 = 10,755.19/x
  3. Step 3: Cross multiply
    28,529.36x = 42,794.06 × 10,755.19
  4. Step 4: Simplify right side
    28,529.36x = 460,258,245.89
  5. Step 5: Solve for x
    x = 460,258,245.89/28,529.36
  6. Step 6: Final answer
    x = 16,132.79

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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.