Home / 17,604.92-26,405.66-7,215.88

Finding the Fourth Proportional to 17,604.92, 26,405.66 and 7,215.88

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Solution

The fourth proportional to 17,604.92, 26,405.66 and 7,215.88 is: 10,823.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,604.92 : 26,405.66 = 7,215.88 : x
  2. Step 2: Convert to fraction form
    17,604.92/26,405.66 = 7,215.88/x
  3. Step 3: Cross multiply
    17,604.92x = 26,405.66 × 7,215.88
  4. Step 4: Simplify right side
    17,604.92x = 190,540,073.88
  5. Step 5: Solve for x
    x = 190,540,073.88/17,604.92
  6. Step 6: Final answer
    x = 10,823.12

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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.