Home / 31,858.54-43,965.91-17,519.46

Finding the Fourth Proportional to 31,858.54, 43,965.91 and 17,519.46

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Solution

The fourth proportional to 31,858.54, 43,965.91 and 17,519.46 is: 24,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,858.54 : 43,965.91 = 17,519.46 : x
  2. Step 2: Convert to fraction form
    31,858.54/43,965.91 = 17,519.46/x
  3. Step 3: Cross multiply
    31,858.54x = 43,965.91 × 17,519.46
  4. Step 4: Simplify right side
    31,858.54x = 770,258,941.07
  5. Step 5: Solve for x
    x = 770,258,941.07/31,858.54
  6. Step 6: Final answer
    x = 24,177.47

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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.