Home / 23,450.94-32,362.39-12,840.74

Finding the Fourth Proportional to 23,450.94, 32,362.39 and 12,840.74

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Solution

The fourth proportional to 23,450.94, 32,362.39 and 12,840.74 is: 17,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,450.94 : 32,362.39 = 12,840.74 : x
  2. Step 2: Convert to fraction form
    23,450.94/32,362.39 = 12,840.74/x
  3. Step 3: Cross multiply
    23,450.94x = 32,362.39 × 12,840.74
  4. Step 4: Simplify right side
    23,450.94x = 415,557,035.77
  5. Step 5: Solve for x
    x = 415,557,035.77/23,450.94
  6. Step 6: Final answer
    x = 17,720.27

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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.