Home / 18,352.38-25,326.89-10,394.43

Finding the Fourth Proportional to 18,352.38, 25,326.89 and 10,394.43

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Solution

The fourth proportional to 18,352.38, 25,326.89 and 10,394.43 is: 14,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.38 : 25,326.89 = 10,394.43 : x
  2. Step 2: Convert to fraction form
    18,352.38/25,326.89 = 10,394.43/x
  3. Step 3: Cross multiply
    18,352.38x = 25,326.89 × 10,394.43
  4. Step 4: Simplify right side
    18,352.38x = 263,258,533.25
  5. Step 5: Solve for x
    x = 263,258,533.25/18,352.38
  6. Step 6: Final answer
    x = 14,344.65

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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.