Home / 28,942.27-39,932.86-17,003.27

Finding the Fourth Proportional to 28,942.27, 39,932.86 and 17,003.27

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Solution

The fourth proportional to 28,942.27, 39,932.86 and 17,003.27 is: 23,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.27 : 39,932.86 = 17,003.27 : x
  2. Step 2: Convert to fraction form
    28,942.27/39,932.86 = 17,003.27/x
  3. Step 3: Cross multiply
    28,942.27x = 39,932.86 × 17,003.27
  4. Step 4: Simplify right side
    28,942.27x = 678,989,200.45
  5. Step 5: Solve for x
    x = 678,989,200.45/28,942.27
  6. Step 6: Final answer
    x = 23,460.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.