Home / 13,259.82-19,884.52-4,935.28

Finding the Fourth Proportional to 13,259.82, 19,884.52 and 4,935.28

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Solution

The fourth proportional to 13,259.82, 19,884.52 and 4,935.28 is: 7,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.82 : 19,884.52 = 4,935.28 : x
  2. Step 2: Convert to fraction form
    13,259.82/19,884.52 = 4,935.28/x
  3. Step 3: Cross multiply
    13,259.82x = 19,884.52 × 4,935.28
  4. Step 4: Simplify right side
    13,259.82x = 98,135,673.87
  5. Step 5: Solve for x
    x = 98,135,673.87/13,259.82
  6. Step 6: Final answer
    x = 7,400.98

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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.