Home / 16,474.88-24,708.60-7,581.67

Finding the Fourth Proportional to 16,474.88, 24,708.60 and 7,581.67

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Solution

The fourth proportional to 16,474.88, 24,708.60 and 7,581.67 is: 11,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.88 : 24,708.60 = 7,581.67 : x
  2. Step 2: Convert to fraction form
    16,474.88/24,708.60 = 7,581.67/x
  3. Step 3: Cross multiply
    16,474.88x = 24,708.60 × 7,581.67
  4. Step 4: Simplify right side
    16,474.88x = 187,332,389.59
  5. Step 5: Solve for x
    x = 187,332,389.59/16,474.88
  6. Step 6: Final answer
    x = 11,370.79

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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.