Home / 22,072.26-30,449.25-12,635.46

Finding the Fourth Proportional to 22,072.26, 30,449.25 and 12,635.46

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Solution

The fourth proportional to 22,072.26, 30,449.25 and 12,635.46 is: 17,430.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072.26 : 30,449.25 = 12,635.46 : x
  2. Step 2: Convert to fraction form
    22,072.26/30,449.25 = 12,635.46/x
  3. Step 3: Cross multiply
    22,072.26x = 30,449.25 × 12,635.46
  4. Step 4: Simplify right side
    22,072.26x = 384,740,280.41
  5. Step 5: Solve for x
    x = 384,740,280.41/22,072.26
  6. Step 6: Final answer
    x = 17,430.94

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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.