Home / 20,608.49-30,891.15-9,522.45

Finding the Fourth Proportional to 20,608.49, 30,891.15 and 9,522.45

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Solution

The fourth proportional to 20,608.49, 30,891.15 and 9,522.45 is: 14,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.49 : 30,891.15 = 9,522.45 : x
  2. Step 2: Convert to fraction form
    20,608.49/30,891.15 = 9,522.45/x
  3. Step 3: Cross multiply
    20,608.49x = 30,891.15 × 9,522.45
  4. Step 4: Simplify right side
    20,608.49x = 294,159,361.09
  5. Step 5: Solve for x
    x = 294,159,361.09/20,608.49
  6. Step 6: Final answer
    x = 14,273.70

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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.