Home / 43,496.40-65,244.64-11,906.73

Finding the Fourth Proportional to 43,496.40, 65,244.64 and 11,906.73

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Solution

The fourth proportional to 43,496.40, 65,244.64 and 11,906.73 is: 17,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,496.40 : 65,244.64 = 11,906.73 : x
  2. Step 2: Convert to fraction form
    43,496.40/65,244.64 = 11,906.73/x
  3. Step 3: Cross multiply
    43,496.40x = 65,244.64 × 11,906.73
  4. Step 4: Simplify right side
    43,496.40x = 776,849,956.44
  5. Step 5: Solve for x
    x = 776,849,956.44/43,496.40
  6. Step 6: Final answer
    x = 17,860.10

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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.