Home / 17,215.86-25,758.62-10,199.64

Finding the Fourth Proportional to 17,215.86, 25,758.62 and 10,199.64

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Solution

The fourth proportional to 17,215.86, 25,758.62 and 10,199.64 is: 15,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.86 : 25,758.62 = 10,199.64 : x
  2. Step 2: Convert to fraction form
    17,215.86/25,758.62 = 10,199.64/x
  3. Step 3: Cross multiply
    17,215.86x = 25,758.62 × 10,199.64
  4. Step 4: Simplify right side
    17,215.86x = 262,728,650.90
  5. Step 5: Solve for x
    x = 262,728,650.90/17,215.86
  6. Step 6: Final answer
    x = 15,260.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.