Home / 20,573.60-30,851.22-6,529.64

Finding the Fourth Proportional to 20,573.60, 30,851.22 and 6,529.64

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Solution

The fourth proportional to 20,573.60, 30,851.22 and 6,529.64 is: 9,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.60 : 30,851.22 = 6,529.64 : x
  2. Step 2: Convert to fraction form
    20,573.60/30,851.22 = 6,529.64/x
  3. Step 3: Cross multiply
    20,573.60x = 30,851.22 × 6,529.64
  4. Step 4: Simplify right side
    20,573.60x = 201,447,360.16
  5. Step 5: Solve for x
    x = 201,447,360.16/20,573.60
  6. Step 6: Final answer
    x = 9,791.55

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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.