Home / 31,544.37-43,531.20-17,397.21

Finding the Fourth Proportional to 31,544.37, 43,531.20 and 17,397.21

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Solution

The fourth proportional to 31,544.37, 43,531.20 and 17,397.21 is: 24,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.37 : 43,531.20 = 17,397.21 : x
  2. Step 2: Convert to fraction form
    31,544.37/43,531.20 = 17,397.21/x
  3. Step 3: Cross multiply
    31,544.37x = 43,531.20 × 17,397.21
  4. Step 4: Simplify right side
    31,544.37x = 757,321,427.95
  5. Step 5: Solve for x
    x = 757,321,427.95/31,544.37
  6. Step 6: Final answer
    x = 24,008.13

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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.