Home / 26,193.24-39,258.72-12,133.68

Finding the Fourth Proportional to 26,193.24, 39,258.72 and 12,133.68

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Solution

The fourth proportional to 26,193.24, 39,258.72 and 12,133.68 is: 18,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,193.24 : 39,258.72 = 12,133.68 : x
  2. Step 2: Convert to fraction form
    26,193.24/39,258.72 = 12,133.68/x
  3. Step 3: Cross multiply
    26,193.24x = 39,258.72 × 12,133.68
  4. Step 4: Simplify right side
    26,193.24x = 476,352,745.69
  5. Step 5: Solve for x
    x = 476,352,745.69/26,193.24
  6. Step 6: Final answer
    x = 18,186.09

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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.