Home / 17,212.39-25,818.62-6,119.06

Finding the Fourth Proportional to 17,212.39, 25,818.62 and 6,119.06

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Solution

The fourth proportional to 17,212.39, 25,818.62 and 6,119.06 is: 9,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.39 : 25,818.62 = 6,119.06 : x
  2. Step 2: Convert to fraction form
    17,212.39/25,818.62 = 6,119.06/x
  3. Step 3: Cross multiply
    17,212.39x = 25,818.62 × 6,119.06
  4. Step 4: Simplify right side
    17,212.39x = 157,985,525.21
  5. Step 5: Solve for x
    x = 157,985,525.21/17,212.39
  6. Step 6: Final answer
    x = 9,178.59

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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.