Home / 19,974.88-27,556.94-13,264.14

Finding the Fourth Proportional to 19,974.88, 27,556.94 and 13,264.14

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Solution

The fourth proportional to 19,974.88, 27,556.94 and 13,264.14 is: 18,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.88 : 27,556.94 = 13,264.14 : x
  2. Step 2: Convert to fraction form
    19,974.88/27,556.94 = 13,264.14/x
  3. Step 3: Cross multiply
    19,974.88x = 27,556.94 × 13,264.14
  4. Step 4: Simplify right side
    19,974.88x = 365,519,110.13
  5. Step 5: Solve for x
    x = 365,519,110.13/19,974.88
  6. Step 6: Final answer
    x = 18,298.94

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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.