Home / 31,781.60-43,858.48-17,441.67

Finding the Fourth Proportional to 31,781.60, 43,858.48 and 17,441.67

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Solution

The fourth proportional to 31,781.60, 43,858.48 and 17,441.67 is: 24,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,781.60 : 43,858.48 = 17,441.67 : x
  2. Step 2: Convert to fraction form
    31,781.60/43,858.48 = 17,441.67/x
  3. Step 3: Cross multiply
    31,781.60x = 43,858.48 × 17,441.67
  4. Step 4: Simplify right side
    31,781.60x = 764,965,134.86
  5. Step 5: Solve for x
    x = 764,965,134.86/31,781.60
  6. Step 6: Final answer
    x = 24,069.43

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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.