Home / 14,040.24-19,383.41-9,739.60

Finding the Fourth Proportional to 14,040.24, 19,383.41 and 9,739.60

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Solution

The fourth proportional to 14,040.24, 19,383.41 and 9,739.60 is: 13,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.24 : 19,383.41 = 9,739.60 : x
  2. Step 2: Convert to fraction form
    14,040.24/19,383.41 = 9,739.60/x
  3. Step 3: Cross multiply
    14,040.24x = 19,383.41 × 9,739.60
  4. Step 4: Simplify right side
    14,040.24x = 188,786,660.04
  5. Step 5: Solve for x
    x = 188,786,660.04/14,040.24
  6. Step 6: Final answer
    x = 13,446.11

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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.