Home / 31,525.70-43,505.24-17,378.52

Finding the Fourth Proportional to 31,525.70, 43,505.24 and 17,378.52

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Solution

The fourth proportional to 31,525.70, 43,505.24 and 17,378.52 is: 23,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.70 : 43,505.24 = 17,378.52 : x
  2. Step 2: Convert to fraction form
    31,525.70/43,505.24 = 17,378.52/x
  3. Step 3: Cross multiply
    31,525.70x = 43,505.24 × 17,378.52
  4. Step 4: Simplify right side
    31,525.70x = 756,056,683.44
  5. Step 5: Solve for x
    x = 756,056,683.44/31,525.70
  6. Step 6: Final answer
    x = 23,982.23

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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.