Home / 28,658.62-39,548.78-16,083.34

Finding the Fourth Proportional to 28,658.62, 39,548.78 and 16,083.34

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Solution

The fourth proportional to 28,658.62, 39,548.78 and 16,083.34 is: 22,194.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,658.62 : 39,548.78 = 16,083.34 : x
  2. Step 2: Convert to fraction form
    28,658.62/39,548.78 = 16,083.34/x
  3. Step 3: Cross multiply
    28,658.62x = 39,548.78 × 16,083.34
  4. Step 4: Simplify right side
    28,658.62x = 636,076,475.33
  5. Step 5: Solve for x
    x = 636,076,475.33/28,658.62
  6. Step 6: Final answer
    x = 22,194.94

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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.