Home / 30,244.49-45,361.60-9,179.45

Finding the Fourth Proportional to 30,244.49, 45,361.60 and 9,179.45

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Solution

The fourth proportional to 30,244.49, 45,361.60 and 9,179.45 is: 13,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.49 : 45,361.60 = 9,179.45 : x
  2. Step 2: Convert to fraction form
    30,244.49/45,361.60 = 9,179.45/x
  3. Step 3: Cross multiply
    30,244.49x = 45,361.60 × 9,179.45
  4. Step 4: Simplify right side
    30,244.49x = 416,394,539.12
  5. Step 5: Solve for x
    x = 416,394,539.12/30,244.49
  6. Step 6: Final answer
    x = 13,767.62

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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.