Home / 30,426.53-41,984.43-16,996.11

Finding the Fourth Proportional to 30,426.53, 41,984.43 and 16,996.11

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Solution

The fourth proportional to 30,426.53, 41,984.43 and 16,996.11 is: 23,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,426.53 : 41,984.43 = 16,996.11 : x
  2. Step 2: Convert to fraction form
    30,426.53/41,984.43 = 16,996.11/x
  3. Step 3: Cross multiply
    30,426.53x = 41,984.43 × 16,996.11
  4. Step 4: Simplify right side
    30,426.53x = 713,571,990.57
  5. Step 5: Solve for x
    x = 713,571,990.57/30,426.53
  6. Step 6: Final answer
    x = 23,452.30

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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.