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Finding the Fourth Proportional to 26,610.88, 39,922.72 and 13,462.88

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Solution

The fourth proportional to 26,610.88, 39,922.72 and 13,462.88 is: 20,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.88 : 39,922.72 = 13,462.88 : x
  2. Step 2: Convert to fraction form
    26,610.88/39,922.72 = 13,462.88/x
  3. Step 3: Cross multiply
    26,610.88x = 39,922.72 × 13,462.88
  4. Step 4: Simplify right side
    26,610.88x = 537,474,788.63
  5. Step 5: Solve for x
    x = 537,474,788.63/26,610.88
  6. Step 6: Final answer
    x = 20,197.56

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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.