Home / 17,523.88-26,279.37-13,782.96

Finding the Fourth Proportional to 17,523.88, 26,279.37 and 13,782.96

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Solution

The fourth proportional to 17,523.88, 26,279.37 and 13,782.96 is: 20,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,523.88 : 26,279.37 = 13,782.96 : x
  2. Step 2: Convert to fraction form
    17,523.88/26,279.37 = 13,782.96/x
  3. Step 3: Cross multiply
    17,523.88x = 26,279.37 × 13,782.96
  4. Step 4: Simplify right side
    17,523.88x = 362,207,505.54
  5. Step 5: Solve for x
    x = 362,207,505.54/17,523.88
  6. Step 6: Final answer
    x = 20,669.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.