Home / 31,372.26-43,290.90-17,224.80

Finding the Fourth Proportional to 31,372.26, 43,290.90 and 17,224.80

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Solution

The fourth proportional to 31,372.26, 43,290.90 and 17,224.80 is: 23,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372.26 : 43,290.90 = 17,224.80 : x
  2. Step 2: Convert to fraction form
    31,372.26/43,290.90 = 17,224.80/x
  3. Step 3: Cross multiply
    31,372.26x = 43,290.90 × 17,224.80
  4. Step 4: Simplify right side
    31,372.26x = 745,677,094.32
  5. Step 5: Solve for x
    x = 745,677,094.32/31,372.26
  6. Step 6: Final answer
    x = 23,768.68

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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.