Home / 30,328.00-45,500.24-17,189.60

Finding the Fourth Proportional to 30,328.00, 45,500.24 and 17,189.60

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Solution

The fourth proportional to 30,328.00, 45,500.24 and 17,189.60 is: 25,789.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.00 : 45,500.24 = 17,189.60 : x
  2. Step 2: Convert to fraction form
    30,328.00/45,500.24 = 17,189.60/x
  3. Step 3: Cross multiply
    30,328.00x = 45,500.24 × 17,189.60
  4. Step 4: Simplify right side
    30,328.00x = 782,130,839.56
  5. Step 5: Solve for x
    x = 782,130,839.56/30,328.00
  6. Step 6: Final answer
    x = 25,789.07

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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.