Home / 18,556.67-25,608.84-13,264.13

Finding the Fourth Proportional to 18,556.67, 25,608.84 and 13,264.13

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Solution

The fourth proportional to 18,556.67, 25,608.84 and 13,264.13 is: 18,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,556.67 : 25,608.84 = 13,264.13 : x
  2. Step 2: Convert to fraction form
    18,556.67/25,608.84 = 13,264.13/x
  3. Step 3: Cross multiply
    18,556.67x = 25,608.84 × 13,264.13
  4. Step 4: Simplify right side
    18,556.67x = 339,678,982.91
  5. Step 5: Solve for x
    x = 339,678,982.91/18,556.67
  6. Step 6: Final answer
    x = 18,304.95

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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.