Home / 17,859.80-26,786.28-6,170.60

Finding the Fourth Proportional to 17,859.80, 26,786.28 and 6,170.60

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Solution

The fourth proportional to 17,859.80, 26,786.28 and 6,170.60 is: 9,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.80 : 26,786.28 = 6,170.60 : x
  2. Step 2: Convert to fraction form
    17,859.80/26,786.28 = 6,170.60/x
  3. Step 3: Cross multiply
    17,859.80x = 26,786.28 × 6,170.60
  4. Step 4: Simplify right side
    17,859.80x = 165,287,419.37
  5. Step 5: Solve for x
    x = 165,287,419.37/17,859.80
  6. Step 6: Final answer
    x = 9,254.72

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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.