Home / 18,268.89-25,210.44-10,202.96

Finding the Fourth Proportional to 18,268.89, 25,210.44 and 10,202.96

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Solution

The fourth proportional to 18,268.89, 25,210.44 and 10,202.96 is: 14,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.89 : 25,210.44 = 10,202.96 : x
  2. Step 2: Convert to fraction form
    18,268.89/25,210.44 = 10,202.96/x
  3. Step 3: Cross multiply
    18,268.89x = 25,210.44 × 10,202.96
  4. Step 4: Simplify right side
    18,268.89x = 257,221,173.93
  5. Step 5: Solve for x
    x = 257,221,173.93/18,268.89
  6. Step 6: Final answer
    x = 14,079.74

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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.