Home / 28,295.78-39,042.33-16,962.26

Finding the Fourth Proportional to 28,295.78, 39,042.33 and 16,962.26

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Solution

The fourth proportional to 28,295.78, 39,042.33 and 16,962.26 is: 23,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.78 : 39,042.33 = 16,962.26 : x
  2. Step 2: Convert to fraction form
    28,295.78/39,042.33 = 16,962.26/x
  3. Step 3: Cross multiply
    28,295.78x = 39,042.33 × 16,962.26
  4. Step 4: Simplify right side
    28,295.78x = 662,245,957.25
  5. Step 5: Solve for x
    x = 662,245,957.25/28,295.78
  6. Step 6: Final answer
    x = 23,404.41

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1.5x scale

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.