Home / 20,794.37-28,696.61-11,363.27

Finding the Fourth Proportional to 20,794.37, 28,696.61 and 11,363.27

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Solution

The fourth proportional to 20,794.37, 28,696.61 and 11,363.27 is: 15,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794.37 : 28,696.61 = 11,363.27 : x
  2. Step 2: Convert to fraction form
    20,794.37/28,696.61 = 11,363.27/x
  3. Step 3: Cross multiply
    20,794.37x = 28,696.61 × 11,363.27
  4. Step 4: Simplify right side
    20,794.37x = 326,087,212.44
  5. Step 5: Solve for x
    x = 326,087,212.44/20,794.37
  6. Step 6: Final answer
    x = 15,681.52

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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.