Home / 21,573.34-32,360.01-6,783.55

Finding the Fourth Proportional to 21,573.34, 32,360.01 and 6,783.55

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Solution

The fourth proportional to 21,573.34, 32,360.01 and 6,783.55 is: 10,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.34 : 32,360.01 = 6,783.55 : x
  2. Step 2: Convert to fraction form
    21,573.34/32,360.01 = 6,783.55/x
  3. Step 3: Cross multiply
    21,573.34x = 32,360.01 × 6,783.55
  4. Step 4: Simplify right side
    21,573.34x = 219,515,745.84
  5. Step 5: Solve for x
    x = 219,515,745.84/21,573.34
  6. Step 6: Final answer
    x = 10,175.33

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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.