Home / 40,367.68-60,496.24-20,604.80

Finding the Fourth Proportional to 40,367.68, 60,496.24 and 20,604.80

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Solution

The fourth proportional to 40,367.68, 60,496.24 and 20,604.80 is: 30,878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.68 : 60,496.24 = 20,604.80 : x
  2. Step 2: Convert to fraction form
    40,367.68/60,496.24 = 20,604.80/x
  3. Step 3: Cross multiply
    40,367.68x = 60,496.24 × 20,604.80
  4. Step 4: Simplify right side
    40,367.68x = 1,246,512,925.95
  5. Step 5: Solve for x
    x = 1,246,512,925.95/40,367.68
  6. Step 6: Final answer
    x = 30,878.98

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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.