Home / 28,757.03-43,080.26-17,631.27

Finding the Fourth Proportional to 28,757.03, 43,080.26 and 17,631.27

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Solution

The fourth proportional to 28,757.03, 43,080.26 and 17,631.27 is: 26,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757.03 : 43,080.26 = 17,631.27 : x
  2. Step 2: Convert to fraction form
    28,757.03/43,080.26 = 17,631.27/x
  3. Step 3: Cross multiply
    28,757.03x = 43,080.26 × 17,631.27
  4. Step 4: Simplify right side
    28,757.03x = 759,559,607.57
  5. Step 5: Solve for x
    x = 759,559,607.57/28,757.03
  6. Step 6: Final answer
    x = 26,413.01

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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.