Home / 18,600.75-25,671.60-12,932.37

Finding the Fourth Proportional to 18,600.75, 25,671.60 and 12,932.37

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Solution

The fourth proportional to 18,600.75, 25,671.60 and 12,932.37 is: 17,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.75 : 25,671.60 = 12,932.37 : x
  2. Step 2: Convert to fraction form
    18,600.75/25,671.60 = 12,932.37/x
  3. Step 3: Cross multiply
    18,600.75x = 25,671.60 × 12,932.37
  4. Step 4: Simplify right side
    18,600.75x = 331,994,629.69
  5. Step 5: Solve for x
    x = 331,994,629.69/18,600.75
  6. Step 6: Final answer
    x = 17,848.45

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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.