Home / 40,661.92-60,998.76-12,584.32

Finding the Fourth Proportional to 40,661.92, 60,998.76 and 12,584.32

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Solution

The fourth proportional to 40,661.92, 60,998.76 and 12,584.32 is: 18,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661.92 : 60,998.76 = 12,584.32 : x
  2. Step 2: Convert to fraction form
    40,661.92/60,998.76 = 12,584.32/x
  3. Step 3: Cross multiply
    40,661.92x = 60,998.76 × 12,584.32
  4. Step 4: Simplify right side
    40,661.92x = 767,627,915.44
  5. Step 5: Solve for x
    x = 767,627,915.44/40,661.92
  6. Step 6: Final answer
    x = 18,878.30

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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.