Home / 13,768.38-20,594.25-9,336.06

Finding the Fourth Proportional to 13,768.38, 20,594.25 and 9,336.06

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Solution

The fourth proportional to 13,768.38, 20,594.25 and 9,336.06 is: 13,964.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768.38 : 20,594.25 = 9,336.06 : x
  2. Step 2: Convert to fraction form
    13,768.38/20,594.25 = 9,336.06/x
  3. Step 3: Cross multiply
    13,768.38x = 20,594.25 × 9,336.06
  4. Step 4: Simplify right side
    13,768.38x = 192,269,153.66
  5. Step 5: Solve for x
    x = 192,269,153.66/13,768.38
  6. Step 6: Final answer
    x = 13,964.54

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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.