Home / 12,696.69-19,048.95-5,682.59

Finding the Fourth Proportional to 12,696.69, 19,048.95 and 5,682.59

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Solution

The fourth proportional to 12,696.69, 19,048.95 and 5,682.59 is: 8,525.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696.69 : 19,048.95 = 5,682.59 : x
  2. Step 2: Convert to fraction form
    12,696.69/19,048.95 = 5,682.59/x
  3. Step 3: Cross multiply
    12,696.69x = 19,048.95 × 5,682.59
  4. Step 4: Simplify right side
    12,696.69x = 108,247,372.78
  5. Step 5: Solve for x
    x = 108,247,372.78/12,696.69
  6. Step 6: Final answer
    x = 8,525.64

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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.