Home / 17,450.70-26,119.86-12,192.18

Finding the Fourth Proportional to 17,450.70, 26,119.86 and 12,192.18

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Solution

The fourth proportional to 17,450.70, 26,119.86 and 12,192.18 is: 18,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,450.70 : 26,119.86 = 12,192.18 : x
  2. Step 2: Convert to fraction form
    17,450.70/26,119.86 = 12,192.18/x
  3. Step 3: Cross multiply
    17,450.70x = 26,119.86 × 12,192.18
  4. Step 4: Simplify right side
    17,450.70x = 318,458,034.69
  5. Step 5: Solve for x
    x = 318,458,034.69/17,450.70
  6. Step 6: Final answer
    x = 18,249.01

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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.