Home / 23,408.42-32,305.80-12,799.60

Finding the Fourth Proportional to 23,408.42, 32,305.80 and 12,799.60

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Solution

The fourth proportional to 23,408.42, 32,305.80 and 12,799.60 is: 17,664.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408.42 : 32,305.80 = 12,799.60 : x
  2. Step 2: Convert to fraction form
    23,408.42/32,305.80 = 12,799.60/x
  3. Step 3: Cross multiply
    23,408.42x = 32,305.80 × 12,799.60
  4. Step 4: Simplify right side
    23,408.42x = 413,501,317.68
  5. Step 5: Solve for x
    x = 413,501,317.68/23,408.42
  6. Step 6: Final answer
    x = 17,664.64

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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.