Home / 17,391.58-26,086.35-10,729.36

Finding the Fourth Proportional to 17,391.58, 26,086.35 and 10,729.36

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Solution

The fourth proportional to 17,391.58, 26,086.35 and 10,729.36 is: 16,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.58 : 26,086.35 = 10,729.36 : x
  2. Step 2: Convert to fraction form
    17,391.58/26,086.35 = 10,729.36/x
  3. Step 3: Cross multiply
    17,391.58x = 26,086.35 × 10,729.36
  4. Step 4: Simplify right side
    17,391.58x = 279,889,840.24
  5. Step 5: Solve for x
    x = 279,889,840.24/17,391.58
  6. Step 6: Final answer
    x = 16,093.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.