Home / 23,355.64-32,230.82-12,745.48

Finding the Fourth Proportional to 23,355.64, 32,230.82 and 12,745.48

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Solution

The fourth proportional to 23,355.64, 32,230.82 and 12,745.48 is: 17,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,355.64 : 32,230.82 = 12,745.48 : x
  2. Step 2: Convert to fraction form
    23,355.64/32,230.82 = 12,745.48/x
  3. Step 3: Cross multiply
    23,355.64x = 32,230.82 × 12,745.48
  4. Step 4: Simplify right side
    23,355.64x = 410,797,271.69
  5. Step 5: Solve for x
    x = 410,797,271.69/23,355.64
  6. Step 6: Final answer
    x = 17,588.78

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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.