Home / 21,704.25-32,556.35-14,254.83

Finding the Fourth Proportional to 21,704.25, 32,556.35 and 14,254.83

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Solution

The fourth proportional to 21,704.25, 32,556.35 and 14,254.83 is: 21,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.25 : 32,556.35 = 14,254.83 : x
  2. Step 2: Convert to fraction form
    21,704.25/32,556.35 = 14,254.83/x
  3. Step 3: Cross multiply
    21,704.25x = 32,556.35 × 14,254.83
  4. Step 4: Simplify right side
    21,704.25x = 464,085,163.40
  5. Step 5: Solve for x
    x = 464,085,163.40/21,704.25
  6. Step 6: Final answer
    x = 21,382.23

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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.