Home / 31,531.41-43,511.58-19,594.44

Finding the Fourth Proportional to 31,531.41, 43,511.58 and 19,594.44

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Solution

The fourth proportional to 31,531.41, 43,511.58 and 19,594.44 is: 27,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531.41 : 43,511.58 = 19,594.44 : x
  2. Step 2: Convert to fraction form
    31,531.41/43,511.58 = 19,594.44/x
  3. Step 3: Cross multiply
    31,531.41x = 43,511.58 × 19,594.44
  4. Step 4: Simplify right side
    31,531.41x = 852,585,043.62
  5. Step 5: Solve for x
    x = 852,585,043.62/31,531.41
  6. Step 6: Final answer
    x = 27,039.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.