Home / 28,659.62-39,550.16-16,084.34

Finding the Fourth Proportional to 28,659.62, 39,550.16 and 16,084.34

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Solution

The fourth proportional to 28,659.62, 39,550.16 and 16,084.34 is: 22,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.62 : 39,550.16 = 16,084.34 : x
  2. Step 2: Convert to fraction form
    28,659.62/39,550.16 = 16,084.34/x
  3. Step 3: Cross multiply
    28,659.62x = 39,550.16 × 16,084.34
  4. Step 4: Simplify right side
    28,659.62x = 636,138,220.49
  5. Step 5: Solve for x
    x = 636,138,220.49/28,659.62
  6. Step 6: Final answer
    x = 22,196.32

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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.