Home / 20,388.33-30,577.43-5,596.52

Finding the Fourth Proportional to 20,388.33, 30,577.43 and 5,596.52

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Solution

The fourth proportional to 20,388.33, 30,577.43 and 5,596.52 is: 8,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,388.33 : 30,577.43 = 5,596.52 : x
  2. Step 2: Convert to fraction form
    20,388.33/30,577.43 = 5,596.52/x
  3. Step 3: Cross multiply
    20,388.33x = 30,577.43 × 5,596.52
  4. Step 4: Simplify right side
    20,388.33x = 171,127,059.65
  5. Step 5: Solve for x
    x = 171,127,059.65/20,388.33
  6. Step 6: Final answer
    x = 8,393.38

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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.