Home / 18,323.38-25,286.36-10,365.44

Finding the Fourth Proportional to 18,323.38, 25,286.36 and 10,365.44

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Solution

The fourth proportional to 18,323.38, 25,286.36 and 10,365.44 is: 14,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.38 : 25,286.36 = 10,365.44 : x
  2. Step 2: Convert to fraction form
    18,323.38/25,286.36 = 10,365.44/x
  3. Step 3: Cross multiply
    18,323.38x = 25,286.36 × 10,365.44
  4. Step 4: Simplify right side
    18,323.38x = 262,104,069.14
  5. Step 5: Solve for x
    x = 262,104,069.14/18,323.38
  6. Step 6: Final answer
    x = 14,304.35

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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.