Home / 19,916.44-27,496.06-13,211.26

Finding the Fourth Proportional to 19,916.44, 27,496.06 and 13,211.26

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Solution

The fourth proportional to 19,916.44, 27,496.06 and 13,211.26 is: 18,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.44 : 27,496.06 = 13,211.26 : x
  2. Step 2: Convert to fraction form
    19,916.44/27,496.06 = 13,211.26/x
  3. Step 3: Cross multiply
    19,916.44x = 27,496.06 × 13,211.26
  4. Step 4: Simplify right side
    19,916.44x = 363,257,597.64
  5. Step 5: Solve for x
    x = 363,257,597.64/19,916.44
  6. Step 6: Final answer
    x = 18,239.08

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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.