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Finding the Fourth Proportional to 30,522.44, 45,813.26 and 14,738.63

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Solution

The fourth proportional to 30,522.44, 45,813.26 and 14,738.63 is: 22,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522.44 : 45,813.26 = 14,738.63 : x
  2. Step 2: Convert to fraction form
    30,522.44/45,813.26 = 14,738.63/x
  3. Step 3: Cross multiply
    30,522.44x = 45,813.26 × 14,738.63
  4. Step 4: Simplify right side
    30,522.44x = 675,224,496.01
  5. Step 5: Solve for x
    x = 675,224,496.01/30,522.44
  6. Step 6: Final answer
    x = 22,122.23

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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.