Home / 40,364.41-60,555.33-12,286.66

Finding the Fourth Proportional to 40,364.41, 60,555.33 and 12,286.66

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Solution

The fourth proportional to 40,364.41, 60,555.33 and 12,286.66 is: 18,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,364.41 : 60,555.33 = 12,286.66 : x
  2. Step 2: Convert to fraction form
    40,364.41/60,555.33 = 12,286.66/x
  3. Step 3: Cross multiply
    40,364.41x = 60,555.33 × 12,286.66
  4. Step 4: Simplify right side
    40,364.41x = 744,022,750.90
  5. Step 5: Solve for x
    x = 744,022,750.90/40,364.41
  6. Step 6: Final answer
    x = 18,432.64

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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.