Home / 19,236-26,546.32-11,782.56

Finding the Fourth Proportional to 19,236, 26,546.32 and 11,782.56

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Solution

The fourth proportional to 19,236, 26,546.32 and 11,782.56 is: 16,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236 : 26,546.32 = 11,782.56 : x
  2. Step 2: Convert to fraction form
    19,236/26,546.32 = 11,782.56/x
  3. Step 3: Cross multiply
    19,236x = 26,546.32 × 11,782.56
  4. Step 4: Simplify right side
    19,236x = 312,783,608.18
  5. Step 5: Solve for x
    x = 312,783,608.18/19,236
  6. Step 6: Final answer
    x = 16,260.32

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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.