Home / 18,812.22-25,961.12-10,314.33

Finding the Fourth Proportional to 18,812.22, 25,961.12 and 10,314.33

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Solution

The fourth proportional to 18,812.22, 25,961.12 and 10,314.33 is: 14,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812.22 : 25,961.12 = 10,314.33 : x
  2. Step 2: Convert to fraction form
    18,812.22/25,961.12 = 10,314.33/x
  3. Step 3: Cross multiply
    18,812.22x = 25,961.12 × 10,314.33
  4. Step 4: Simplify right side
    18,812.22x = 267,771,467.94
  5. Step 5: Solve for x
    x = 267,771,467.94/18,812.22
  6. Step 6: Final answer
    x = 14,233.91

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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.