Home / 43,021.12-64,556.76-18,059.24

Finding the Fourth Proportional to 43,021.12, 64,556.76 and 18,059.24

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Solution

The fourth proportional to 43,021.12, 64,556.76 and 18,059.24 is: 27,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,021.12 : 64,556.76 = 18,059.24 : x
  2. Step 2: Convert to fraction form
    43,021.12/64,556.76 = 18,059.24/x
  3. Step 3: Cross multiply
    43,021.12x = 64,556.76 × 18,059.24
  4. Step 4: Simplify right side
    43,021.12x = 1,165,846,022.46
  5. Step 5: Solve for x
    x = 1,165,846,022.46/43,021.12
  6. Step 6: Final answer
    x = 27,099.39

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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.