Home / 40,370.32-60,548.34-12,283.60

Finding the Fourth Proportional to 40,370.32, 60,548.34 and 12,283.60

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Solution

The fourth proportional to 40,370.32, 60,548.34 and 12,283.60 is: 18,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.32 : 60,548.34 = 12,283.60 : x
  2. Step 2: Convert to fraction form
    40,370.32/60,548.34 = 12,283.60/x
  3. Step 3: Cross multiply
    40,370.32x = 60,548.34 × 12,283.60
  4. Step 4: Simplify right side
    40,370.32x = 743,751,589.22
  5. Step 5: Solve for x
    x = 743,751,589.22/40,370.32
  6. Step 6: Final answer
    x = 18,423.23

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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.