Home / 21,658.92-32,454.36-16,740.60

Finding the Fourth Proportional to 21,658.92, 32,454.36 and 16,740.60

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Solution

The fourth proportional to 21,658.92, 32,454.36 and 16,740.60 is: 25,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,658.92 : 32,454.36 = 16,740.60 : x
  2. Step 2: Convert to fraction form
    21,658.92/32,454.36 = 16,740.60/x
  3. Step 3: Cross multiply
    21,658.92x = 32,454.36 × 16,740.60
  4. Step 4: Simplify right side
    21,658.92x = 543,305,459.02
  5. Step 5: Solve for x
    x = 543,305,459.02/21,658.92
  6. Step 6: Final answer
    x = 25,084.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.