Home / 18,310.58-25,268.80-10,757.23

Finding the Fourth Proportional to 18,310.58, 25,268.80 and 10,757.23

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Solution

The fourth proportional to 18,310.58, 25,268.80 and 10,757.23 is: 14,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.58 : 25,268.80 = 10,757.23 : x
  2. Step 2: Convert to fraction form
    18,310.58/25,268.80 = 10,757.23/x
  3. Step 3: Cross multiply
    18,310.58x = 25,268.80 × 10,757.23
  4. Step 4: Simplify right side
    18,310.58x = 271,822,293.42
  5. Step 5: Solve for x
    x = 271,822,293.42/18,310.58
  6. Step 6: Final answer
    x = 14,845.09

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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.