Home / 40,583.44-60,863.64-12,880.72

Finding the Fourth Proportional to 40,583.44, 60,863.64 and 12,880.72

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Solution

The fourth proportional to 40,583.44, 60,863.64 and 12,880.72 is: 19,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,583.44 : 60,863.64 = 12,880.72 : x
  2. Step 2: Convert to fraction form
    40,583.44/60,863.64 = 12,880.72/x
  3. Step 3: Cross multiply
    40,583.44x = 60,863.64 × 12,880.72
  4. Step 4: Simplify right side
    40,583.44x = 783,967,505.02
  5. Step 5: Solve for x
    x = 783,967,505.02/40,583.44
  6. Step 6: Final answer
    x = 19,317.42

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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.