Home / 18,268.17-25,207.74-10,199.94

Finding the Fourth Proportional to 18,268.17, 25,207.74 and 10,199.94

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Solution

The fourth proportional to 18,268.17, 25,207.74 and 10,199.94 is: 14,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.17 : 25,207.74 = 10,199.94 : x
  2. Step 2: Convert to fraction form
    18,268.17/25,207.74 = 10,199.94/x
  3. Step 3: Cross multiply
    18,268.17x = 25,207.74 × 10,199.94
  4. Step 4: Simplify right side
    18,268.17x = 257,117,435.54
  5. Step 5: Solve for x
    x = 257,117,435.54/18,268.17
  6. Step 6: Final answer
    x = 14,074.61

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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.