Home / 33,623.40-50,459.40-18,816.60

Finding the Fourth Proportional to 33,623.40, 50,459.40 and 18,816.60

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Solution

The fourth proportional to 33,623.40, 50,459.40 and 18,816.60 is: 28,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.40 : 50,459.40 = 18,816.60 : x
  2. Step 2: Convert to fraction form
    33,623.40/50,459.40 = 18,816.60/x
  3. Step 3: Cross multiply
    33,623.40x = 50,459.40 × 18,816.60
  4. Step 4: Simplify right side
    33,623.40x = 949,474,346.04
  5. Step 5: Solve for x
    x = 949,474,346.04/33,623.40
  6. Step 6: Final answer
    x = 28,238.50

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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.