Home / 18,339.54-25,308.66-10,383.32

Finding the Fourth Proportional to 18,339.54, 25,308.66 and 10,383.32

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Solution

The fourth proportional to 18,339.54, 25,308.66 and 10,383.32 is: 14,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339.54 : 25,308.66 = 10,383.32 : x
  2. Step 2: Convert to fraction form
    18,339.54/25,308.66 = 10,383.32/x
  3. Step 3: Cross multiply
    18,339.54x = 25,308.66 × 10,383.32
  4. Step 4: Simplify right side
    18,339.54x = 262,787,789.01
  5. Step 5: Solve for x
    x = 262,787,789.01/18,339.54
  6. Step 6: Final answer
    x = 14,329.03

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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.