Home / 18,585.36-25,647.48-10,201.68

Finding the Fourth Proportional to 18,585.36, 25,647.48 and 10,201.68

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Solution

The fourth proportional to 18,585.36, 25,647.48 and 10,201.68 is: 14,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.36 : 25,647.48 = 10,201.68 : x
  2. Step 2: Convert to fraction form
    18,585.36/25,647.48 = 10,201.68/x
  3. Step 3: Cross multiply
    18,585.36x = 25,647.48 × 10,201.68
  4. Step 4: Simplify right side
    18,585.36x = 261,647,383.77
  5. Step 5: Solve for x
    x = 261,647,383.77/18,585.36
  6. Step 6: Final answer
    x = 14,078.14

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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.