Home / 30,328.25-45,500.60-17,189.84

Finding the Fourth Proportional to 30,328.25, 45,500.60 and 17,189.84

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Solution

The fourth proportional to 30,328.25, 45,500.60 and 17,189.84 is: 25,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.25 : 45,500.60 = 17,189.84 : x
  2. Step 2: Convert to fraction form
    30,328.25/45,500.60 = 17,189.84/x
  3. Step 3: Cross multiply
    30,328.25x = 45,500.60 × 17,189.84
  4. Step 4: Simplify right side
    30,328.25x = 782,148,190.63
  5. Step 5: Solve for x
    x = 782,148,190.63/30,328.25
  6. Step 6: Final answer
    x = 25,789.43

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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.