Home / 30,361.95-41,899.68-17,622.75

Finding the Fourth Proportional to 30,361.95, 41,899.68 and 17,622.75

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Solution

The fourth proportional to 30,361.95, 41,899.68 and 17,622.75 is: 24,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361.95 : 41,899.68 = 17,622.75 : x
  2. Step 2: Convert to fraction form
    30,361.95/41,899.68 = 17,622.75/x
  3. Step 3: Cross multiply
    30,361.95x = 41,899.68 × 17,622.75
  4. Step 4: Simplify right side
    30,361.95x = 738,387,376.22
  5. Step 5: Solve for x
    x = 738,387,376.22/30,361.95
  6. Step 6: Final answer
    x = 24,319.50

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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.