Home / 12,767.06-19,136.39-5,369.32

Finding the Fourth Proportional to 12,767.06, 19,136.39 and 5,369.32

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Solution

The fourth proportional to 12,767.06, 19,136.39 and 5,369.32 is: 8,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.06 : 19,136.39 = 5,369.32 : x
  2. Step 2: Convert to fraction form
    12,767.06/19,136.39 = 5,369.32/x
  3. Step 3: Cross multiply
    12,767.06x = 19,136.39 × 5,369.32
  4. Step 4: Simplify right side
    12,767.06x = 102,749,401.55
  5. Step 5: Solve for x
    x = 102,749,401.55/12,767.06
  6. Step 6: Final answer
    x = 8,048.01

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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.