Home / 27,259.47-40,907.97-10,619.64

Finding the Fourth Proportional to 27,259.47, 40,907.97 and 10,619.64

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Solution

The fourth proportional to 27,259.47, 40,907.97 and 10,619.64 is: 15,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.47 : 40,907.97 = 10,619.64 : x
  2. Step 2: Convert to fraction form
    27,259.47/40,907.97 = 10,619.64/x
  3. Step 3: Cross multiply
    27,259.47x = 40,907.97 × 10,619.64
  4. Step 4: Simplify right side
    27,259.47x = 434,427,914.53
  5. Step 5: Solve for x
    x = 434,427,914.53/27,259.47
  6. Step 6: Final answer
    x = 15,936.77

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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.