Home / 31,232.45-43,100.57-17,085.33

Finding the Fourth Proportional to 31,232.45, 43,100.57 and 17,085.33

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Solution

The fourth proportional to 31,232.45, 43,100.57 and 17,085.33 is: 23,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.45 : 43,100.57 = 17,085.33 : x
  2. Step 2: Convert to fraction form
    31,232.45/43,100.57 = 17,085.33/x
  3. Step 3: Cross multiply
    31,232.45x = 43,100.57 × 17,085.33
  4. Step 4: Simplify right side
    31,232.45x = 736,387,504.35
  5. Step 5: Solve for x
    x = 736,387,504.35/31,232.45
  6. Step 6: Final answer
    x = 23,577.64

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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.