Home / 22,029.93-30,391.43-13,072.41

Finding the Fourth Proportional to 22,029.93, 30,391.43 and 13,072.41

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Solution

The fourth proportional to 22,029.93, 30,391.43 and 13,072.41 is: 18,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.93 : 30,391.43 = 13,072.41 : x
  2. Step 2: Convert to fraction form
    22,029.93/30,391.43 = 13,072.41/x
  3. Step 3: Cross multiply
    22,029.93x = 30,391.43 × 13,072.41
  4. Step 4: Simplify right side
    22,029.93x = 397,289,168.08
  5. Step 5: Solve for x
    x = 397,289,168.08/22,029.93
  6. Step 6: Final answer
    x = 18,034.06

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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.