Home / 19,196.40-26,481-11,233.44

Finding the Fourth Proportional to 19,196.40, 26,481 and 11,233.44

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Solution

The fourth proportional to 19,196.40, 26,481 and 11,233.44 is: 15,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.40 : 26,481 = 11,233.44 : x
  2. Step 2: Convert to fraction form
    19,196.40/26,481 = 11,233.44/x
  3. Step 3: Cross multiply
    19,196.40x = 26,481 × 11,233.44
  4. Step 4: Simplify right side
    19,196.40x = 297,472,724.64
  5. Step 5: Solve for x
    x = 297,472,724.64/19,196.40
  6. Step 6: Final answer
    x = 15,496.28

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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.