Home / 17,520.58-26,288.56-9,198.66

Finding the Fourth Proportional to 17,520.58, 26,288.56 and 9,198.66

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Solution

The fourth proportional to 17,520.58, 26,288.56 and 9,198.66 is: 13,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.58 : 26,288.56 = 9,198.66 : x
  2. Step 2: Convert to fraction form
    17,520.58/26,288.56 = 9,198.66/x
  3. Step 3: Cross multiply
    17,520.58x = 26,288.56 × 9,198.66
  4. Step 4: Simplify right side
    17,520.58x = 241,819,635.41
  5. Step 5: Solve for x
    x = 241,819,635.41/17,520.58
  6. Step 6: Final answer
    x = 13,802.03

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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.