Home / 19,625.48-27,083.87-11,243.60

Finding the Fourth Proportional to 19,625.48, 27,083.87 and 11,243.60

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Solution

The fourth proportional to 19,625.48, 27,083.87 and 11,243.60 is: 15,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.48 : 27,083.87 = 11,243.60 : x
  2. Step 2: Convert to fraction form
    19,625.48/27,083.87 = 11,243.60/x
  3. Step 3: Cross multiply
    19,625.48x = 27,083.87 × 11,243.60
  4. Step 4: Simplify right side
    19,625.48x = 304,520,009.09
  5. Step 5: Solve for x
    x = 304,520,009.09/19,625.48
  6. Step 6: Final answer
    x = 15,516.57

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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.