Home / 12,732.46-19,106.16-5,336.36

Finding the Fourth Proportional to 12,732.46, 19,106.16 and 5,336.36

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Solution

The fourth proportional to 12,732.46, 19,106.16 and 5,336.36 is: 8,007.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.46 : 19,106.16 = 5,336.36 : x
  2. Step 2: Convert to fraction form
    12,732.46/19,106.16 = 5,336.36/x
  3. Step 3: Cross multiply
    12,732.46x = 19,106.16 × 5,336.36
  4. Step 4: Simplify right side
    12,732.46x = 101,957,347.98
  5. Step 5: Solve for x
    x = 101,957,347.98/12,732.46
  6. Step 6: Final answer
    x = 8,007.67

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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.