Home / 18,155.27-25,054.19-10,090.25

Finding the Fourth Proportional to 18,155.27, 25,054.19 and 10,090.25

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Solution

The fourth proportional to 18,155.27, 25,054.19 and 10,090.25 is: 13,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,155.27 : 25,054.19 = 10,090.25 : x
  2. Step 2: Convert to fraction form
    18,155.27/25,054.19 = 10,090.25/x
  3. Step 3: Cross multiply
    18,155.27x = 25,054.19 × 10,090.25
  4. Step 4: Simplify right side
    18,155.27x = 252,802,996.72
  5. Step 5: Solve for x
    x = 252,802,996.72/18,155.27
  6. Step 6: Final answer
    x = 13,924.49

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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.