Home / 17,082.76-25,714.73-12,186.28

Finding the Fourth Proportional to 17,082.76, 25,714.73 and 12,186.28

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Solution

The fourth proportional to 17,082.76, 25,714.73 and 12,186.28 is: 18,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,082.76 : 25,714.73 = 12,186.28 : x
  2. Step 2: Convert to fraction form
    17,082.76/25,714.73 = 12,186.28/x
  3. Step 3: Cross multiply
    17,082.76x = 25,714.73 × 12,186.28
  4. Step 4: Simplify right side
    17,082.76x = 313,366,899.90
  5. Step 5: Solve for x
    x = 313,366,899.90/17,082.76
  6. Step 6: Final answer
    x = 18,344.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.