Home / 39,843.09-59,770.77-13,541.67

Finding the Fourth Proportional to 39,843.09, 59,770.77 and 13,541.67

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Solution

The fourth proportional to 39,843.09, 59,770.77 and 13,541.67 is: 20,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,843.09 : 59,770.77 = 13,541.67 : x
  2. Step 2: Convert to fraction form
    39,843.09/59,770.77 = 13,541.67/x
  3. Step 3: Cross multiply
    39,843.09x = 59,770.77 × 13,541.67
  4. Step 4: Simplify right side
    39,843.09x = 809,396,042.99
  5. Step 5: Solve for x
    x = 809,396,042.99/39,843.09
  6. Step 6: Final answer
    x = 20,314.59

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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.