Home / 16,729.52-25,072.40-12,536.58

Finding the Fourth Proportional to 16,729.52, 25,072.40 and 12,536.58

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Solution

The fourth proportional to 16,729.52, 25,072.40 and 12,536.58 is: 18,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.52 : 25,072.40 = 12,536.58 : x
  2. Step 2: Convert to fraction form
    16,729.52/25,072.40 = 12,536.58/x
  3. Step 3: Cross multiply
    16,729.52x = 25,072.40 × 12,536.58
  4. Step 4: Simplify right side
    16,729.52x = 314,322,148.39
  5. Step 5: Solve for x
    x = 314,322,148.39/16,729.52
  6. Step 6: Final answer
    x = 18,788.47

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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.