Home / 26,729.60-40,073.04-12,682.56

Finding the Fourth Proportional to 26,729.60, 40,073.04 and 12,682.56

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Solution

The fourth proportional to 26,729.60, 40,073.04 and 12,682.56 is: 19,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.60 : 40,073.04 = 12,682.56 : x
  2. Step 2: Convert to fraction form
    26,729.60/40,073.04 = 12,682.56/x
  3. Step 3: Cross multiply
    26,729.60x = 40,073.04 × 12,682.56
  4. Step 4: Simplify right side
    26,729.60x = 508,228,734.18
  5. Step 5: Solve for x
    x = 508,228,734.18/26,729.60
  6. Step 6: Final answer
    x = 19,013.71

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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.