Home / 14,825.43-20,480.45-11,837.34

Finding the Fourth Proportional to 14,825.43, 20,480.45 and 11,837.34

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Solution

The fourth proportional to 14,825.43, 20,480.45 and 11,837.34 is: 16,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.43 : 20,480.45 = 11,837.34 : x
  2. Step 2: Convert to fraction form
    14,825.43/20,480.45 = 11,837.34/x
  3. Step 3: Cross multiply
    14,825.43x = 20,480.45 × 11,837.34
  4. Step 4: Simplify right side
    14,825.43x = 242,433,990.82
  5. Step 5: Solve for x
    x = 242,433,990.82/14,825.43
  6. Step 6: Final answer
    x = 16,352.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.