Home / 43,850.82-65,785.95-20,464.50

Finding the Fourth Proportional to 43,850.82, 65,785.95 and 20,464.50

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Solution

The fourth proportional to 43,850.82, 65,785.95 and 20,464.50 is: 30,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850.82 : 65,785.95 = 20,464.50 : x
  2. Step 2: Convert to fraction form
    43,850.82/65,785.95 = 20,464.50/x
  3. Step 3: Cross multiply
    43,850.82x = 65,785.95 × 20,464.50
  4. Step 4: Simplify right side
    43,850.82x = 1,346,276,573.78
  5. Step 5: Solve for x
    x = 1,346,276,573.78/43,850.82
  6. Step 6: Final answer
    x = 30,701.29

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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.