Home / 13,928.82-19,224.60-9,454.02

Finding the Fourth Proportional to 13,928.82, 19,224.60 and 9,454.02

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Solution

The fourth proportional to 13,928.82, 19,224.60 and 9,454.02 is: 13,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,928.82 : 19,224.60 = 9,454.02 : x
  2. Step 2: Convert to fraction form
    13,928.82/19,224.60 = 9,454.02/x
  3. Step 3: Cross multiply
    13,928.82x = 19,224.60 × 9,454.02
  4. Step 4: Simplify right side
    13,928.82x = 181,749,752.89
  5. Step 5: Solve for x
    x = 181,749,752.89/13,928.82
  6. Step 6: Final answer
    x = 13,048.47

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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.