Home / 14,240.96-19,650.83-8,271.67

Finding the Fourth Proportional to 14,240.96, 19,650.83 and 8,271.67

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Solution

The fourth proportional to 14,240.96, 19,650.83 and 8,271.67 is: 11,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.96 : 19,650.83 = 8,271.67 : x
  2. Step 2: Convert to fraction form
    14,240.96/19,650.83 = 8,271.67/x
  3. Step 3: Cross multiply
    14,240.96x = 19,650.83 × 8,271.67
  4. Step 4: Simplify right side
    14,240.96x = 162,545,082.73
  5. Step 5: Solve for x
    x = 162,545,082.73/14,240.96
  6. Step 6: Final answer
    x = 11,413.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.