Home / 43,059.69-64,550.61-15,351.21

Finding the Fourth Proportional to 43,059.69, 64,550.61 and 15,351.21

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Solution

The fourth proportional to 43,059.69, 64,550.61 and 15,351.21 is: 23,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,059.69 : 64,550.61 = 15,351.21 : x
  2. Step 2: Convert to fraction form
    43,059.69/64,550.61 = 15,351.21/x
  3. Step 3: Cross multiply
    43,059.69x = 64,550.61 × 15,351.21
  4. Step 4: Simplify right side
    43,059.69x = 990,929,969.74
  5. Step 5: Solve for x
    x = 990,929,969.74/43,059.69
  6. Step 6: Final answer
    x = 23,012.94

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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.