Home / 14,245.33-19,661.27-9,391.54

Finding the Fourth Proportional to 14,245.33, 19,661.27 and 9,391.54

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Solution

The fourth proportional to 14,245.33, 19,661.27 and 9,391.54 is: 12,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.33 : 19,661.27 = 9,391.54 : x
  2. Step 2: Convert to fraction form
    14,245.33/19,661.27 = 9,391.54/x
  3. Step 3: Cross multiply
    14,245.33x = 19,661.27 × 9,391.54
  4. Step 4: Simplify right side
    14,245.33x = 184,649,458.39
  5. Step 5: Solve for x
    x = 184,649,458.39/14,245.33
  6. Step 6: Final answer
    x = 12,962.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.