Home / 43,007.08-64,511.58-11,843.56

Finding the Fourth Proportional to 43,007.08, 64,511.58 and 11,843.56

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Solution

The fourth proportional to 43,007.08, 64,511.58 and 11,843.56 is: 17,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.08 : 64,511.58 = 11,843.56 : x
  2. Step 2: Convert to fraction form
    43,007.08/64,511.58 = 11,843.56/x
  3. Step 3: Cross multiply
    43,007.08x = 64,511.58 × 11,843.56
  4. Step 4: Simplify right side
    43,007.08x = 764,046,768.42
  5. Step 5: Solve for x
    x = 764,046,768.42/43,007.08
  6. Step 6: Final answer
    x = 17,765.60

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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.