Home / 25,851.35-38,745.68-11,792.12

Finding the Fourth Proportional to 25,851.35, 38,745.68 and 11,792.12

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Solution

The fourth proportional to 25,851.35, 38,745.68 and 11,792.12 is: 17,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,851.35 : 38,745.68 = 11,792.12 : x
  2. Step 2: Convert to fraction form
    25,851.35/38,745.68 = 11,792.12/x
  3. Step 3: Cross multiply
    25,851.35x = 38,745.68 × 11,792.12
  4. Step 4: Simplify right side
    25,851.35x = 456,893,455.35
  5. Step 5: Solve for x
    x = 456,893,455.35/25,851.35
  6. Step 6: Final answer
    x = 17,673.87

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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.