Home / 27,735.30-41,579.55-12,936.42

Finding the Fourth Proportional to 27,735.30, 41,579.55 and 12,936.42

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Solution

The fourth proportional to 27,735.30, 41,579.55 and 12,936.42 is: 19,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,735.30 : 41,579.55 = 12,936.42 : x
  2. Step 2: Convert to fraction form
    27,735.30/41,579.55 = 12,936.42/x
  3. Step 3: Cross multiply
    27,735.30x = 41,579.55 × 12,936.42
  4. Step 4: Simplify right side
    27,735.30x = 537,890,522.21
  5. Step 5: Solve for x
    x = 537,890,522.21/27,735.30
  6. Step 6: Final answer
    x = 19,393.72

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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.