Home / 18,268.08-25,209.54-10,310.10

Finding the Fourth Proportional to 18,268.08, 25,209.54 and 10,310.10

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Solution

The fourth proportional to 18,268.08, 25,209.54 and 10,310.10 is: 14,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.08 : 25,209.54 = 10,310.10 : x
  2. Step 2: Convert to fraction form
    18,268.08/25,209.54 = 10,310.10/x
  3. Step 3: Cross multiply
    18,268.08x = 25,209.54 × 10,310.10
  4. Step 4: Simplify right side
    18,268.08x = 259,912,878.35
  5. Step 5: Solve for x
    x = 259,912,878.35/18,268.08
  6. Step 6: Final answer
    x = 14,227.71

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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.