Home / 17,904.24-26,834.04-12,699

Finding the Fourth Proportional to 17,904.24, 26,834.04 and 12,699

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Solution

The fourth proportional to 17,904.24, 26,834.04 and 12,699 is: 19,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.24 : 26,834.04 = 12,699 : x
  2. Step 2: Convert to fraction form
    17,904.24/26,834.04 = 12,699/x
  3. Step 3: Cross multiply
    17,904.24x = 26,834.04 × 12,699
  4. Step 4: Simplify right side
    17,904.24x = 340,765,473.96
  5. Step 5: Solve for x
    x = 340,765,473.96/17,904.24
  6. Step 6: Final answer
    x = 19,032.67

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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.