Home / 17,609.24-26,375.10-16,638.74

Finding the Fourth Proportional to 17,609.24, 26,375.10 and 16,638.74

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Solution

The fourth proportional to 17,609.24, 26,375.10 and 16,638.74 is: 24,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609.24 : 26,375.10 = 16,638.74 : x
  2. Step 2: Convert to fraction form
    17,609.24/26,375.10 = 16,638.74/x
  3. Step 3: Cross multiply
    17,609.24x = 26,375.10 × 16,638.74
  4. Step 4: Simplify right side
    17,609.24x = 438,848,431.37
  5. Step 5: Solve for x
    x = 438,848,431.37/17,609.24
  6. Step 6: Final answer
    x = 24,921.49

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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.