Home / 19,243.96-26,560.62-11,290.36

Finding the Fourth Proportional to 19,243.96, 26,560.62 and 11,290.36

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Solution

The fourth proportional to 19,243.96, 26,560.62 and 11,290.36 is: 15,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.96 : 26,560.62 = 11,290.36 : x
  2. Step 2: Convert to fraction form
    19,243.96/26,560.62 = 11,290.36/x
  3. Step 3: Cross multiply
    19,243.96x = 26,560.62 × 11,290.36
  4. Step 4: Simplify right side
    19,243.96x = 299,878,961.62
  5. Step 5: Solve for x
    x = 299,878,961.62/19,243.96
  6. Step 6: Final answer
    x = 15,583.02

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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.