Home / 13,960.36-19,267.69-9,481.06

Finding the Fourth Proportional to 13,960.36, 19,267.69 and 9,481.06

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Solution

The fourth proportional to 13,960.36, 19,267.69 and 9,481.06 is: 13,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.36 : 19,267.69 = 9,481.06 : x
  2. Step 2: Convert to fraction form
    13,960.36/19,267.69 = 9,481.06/x
  3. Step 3: Cross multiply
    13,960.36x = 19,267.69 × 9,481.06
  4. Step 4: Simplify right side
    13,960.36x = 182,678,028.61
  5. Step 5: Solve for x
    x = 182,678,028.61/13,960.36
  6. Step 6: Final answer
    x = 13,085.49

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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.