Home / 28,910.93-39,896.57-16,335.41

Finding the Fourth Proportional to 28,910.93, 39,896.57 and 16,335.41

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Solution

The fourth proportional to 28,910.93, 39,896.57 and 16,335.41 is: 22,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,910.93 : 39,896.57 = 16,335.41 : x
  2. Step 2: Convert to fraction form
    28,910.93/39,896.57 = 16,335.41/x
  3. Step 3: Cross multiply
    28,910.93x = 39,896.57 × 16,335.41
  4. Step 4: Simplify right side
    28,910.93x = 651,726,746.87
  5. Step 5: Solve for x
    x = 651,726,746.87/28,910.93
  6. Step 6: Final answer
    x = 22,542.57

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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.