Home / 17,561.36-26,346.19-5,081.67

Finding the Fourth Proportional to 17,561.36, 26,346.19 and 5,081.67

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Solution

The fourth proportional to 17,561.36, 26,346.19 and 5,081.67 is: 7,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,561.36 : 26,346.19 = 5,081.67 : x
  2. Step 2: Convert to fraction form
    17,561.36/26,346.19 = 5,081.67/x
  3. Step 3: Cross multiply
    17,561.36x = 26,346.19 × 5,081.67
  4. Step 4: Simplify right side
    17,561.36x = 133,882,643.34
  5. Step 5: Solve for x
    x = 133,882,643.34/17,561.36
  6. Step 6: Final answer
    x = 7,623.71

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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.