Home / 19,561.73-26,995.59-11,063.88

Finding the Fourth Proportional to 19,561.73, 26,995.59 and 11,063.88

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Solution

The fourth proportional to 19,561.73, 26,995.59 and 11,063.88 is: 15,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.73 : 26,995.59 = 11,063.88 : x
  2. Step 2: Convert to fraction form
    19,561.73/26,995.59 = 11,063.88/x
  3. Step 3: Cross multiply
    19,561.73x = 26,995.59 × 11,063.88
  4. Step 4: Simplify right side
    19,561.73x = 298,675,968.29
  5. Step 5: Solve for x
    x = 298,675,968.29/19,561.73
  6. Step 6: Final answer
    x = 15,268.39

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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.