Home / 18,425.39-25,427.72-10,468.97

Finding the Fourth Proportional to 18,425.39, 25,427.72 and 10,468.97

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Solution

The fourth proportional to 18,425.39, 25,427.72 and 10,468.97 is: 14,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.39 : 25,427.72 = 10,468.97 : x
  2. Step 2: Convert to fraction form
    18,425.39/25,427.72 = 10,468.97/x
  3. Step 3: Cross multiply
    18,425.39x = 25,427.72 × 10,468.97
  4. Step 4: Simplify right side
    18,425.39x = 266,201,858.36
  5. Step 5: Solve for x
    x = 266,201,858.36/18,425.39
  6. Step 6: Final answer
    x = 14,447.56

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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.