Home / 40,571.22-60,862.56-12,493.60

Finding the Fourth Proportional to 40,571.22, 60,862.56 and 12,493.60

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Solution

The fourth proportional to 40,571.22, 60,862.56 and 12,493.60 is: 18,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,571.22 : 60,862.56 = 12,493.60 : x
  2. Step 2: Convert to fraction form
    40,571.22/60,862.56 = 12,493.60/x
  3. Step 3: Cross multiply
    40,571.22x = 60,862.56 × 12,493.60
  4. Step 4: Simplify right side
    40,571.22x = 760,392,479.62
  5. Step 5: Solve for x
    x = 760,392,479.62/40,571.22
  6. Step 6: Final answer
    x = 18,742.16

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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.