Home / 19,012.91-26,226.60-11,927.03

Finding the Fourth Proportional to 19,012.91, 26,226.60 and 11,927.03

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Solution

The fourth proportional to 19,012.91, 26,226.60 and 11,927.03 is: 16,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.91 : 26,226.60 = 11,927.03 : x
  2. Step 2: Convert to fraction form
    19,012.91/26,226.60 = 11,927.03/x
  3. Step 3: Cross multiply
    19,012.91x = 26,226.60 × 11,927.03
  4. Step 4: Simplify right side
    19,012.91x = 312,805,445.00
  5. Step 5: Solve for x
    x = 312,805,445.00/19,012.91
  6. Step 6: Final answer
    x = 16,452.27

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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.