Home / 19,735.90-27,226.67-12,182.54

Finding the Fourth Proportional to 19,735.90, 27,226.67 and 12,182.54

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Solution

The fourth proportional to 19,735.90, 27,226.67 and 12,182.54 is: 16,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.90 : 27,226.67 = 12,182.54 : x
  2. Step 2: Convert to fraction form
    19,735.90/27,226.67 = 12,182.54/x
  3. Step 3: Cross multiply
    19,735.90x = 27,226.67 × 12,182.54
  4. Step 4: Simplify right side
    19,735.90x = 331,689,799.30
  5. Step 5: Solve for x
    x = 331,689,799.30/19,735.90
  6. Step 6: Final answer
    x = 16,806.42

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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.