Home / 31,544.40-43,531.56-17,396.88

Finding the Fourth Proportional to 31,544.40, 43,531.56 and 17,396.88

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Solution

The fourth proportional to 31,544.40, 43,531.56 and 17,396.88 is: 24,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.40 : 43,531.56 = 17,396.88 : x
  2. Step 2: Convert to fraction form
    31,544.40/43,531.56 = 17,396.88/x
  3. Step 3: Cross multiply
    31,544.40x = 43,531.56 × 17,396.88
  4. Step 4: Simplify right side
    31,544.40x = 757,313,325.53
  5. Step 5: Solve for x
    x = 757,313,325.53/31,544.40
  6. Step 6: Final answer
    x = 24,007.85

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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.