Home / 19,445.08-26,836.22-11,896.43

Finding the Fourth Proportional to 19,445.08, 26,836.22 and 11,896.43

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Solution

The fourth proportional to 19,445.08, 26,836.22 and 11,896.43 is: 16,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,445.08 : 26,836.22 = 11,896.43 : x
  2. Step 2: Convert to fraction form
    19,445.08/26,836.22 = 11,896.43/x
  3. Step 3: Cross multiply
    19,445.08x = 26,836.22 × 11,896.43
  4. Step 4: Simplify right side
    19,445.08x = 319,255,141.97
  5. Step 5: Solve for x
    x = 319,255,141.97/19,445.08
  6. Step 6: Final answer
    x = 16,418.30

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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.