Home / 17,730.79-26,596.86-6,636.31

Finding the Fourth Proportional to 17,730.79, 26,596.86 and 6,636.31

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Solution

The fourth proportional to 17,730.79, 26,596.86 and 6,636.31 is: 9,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.79 : 26,596.86 = 6,636.31 : x
  2. Step 2: Convert to fraction form
    17,730.79/26,596.86 = 6,636.31/x
  3. Step 3: Cross multiply
    17,730.79x = 26,596.86 × 6,636.31
  4. Step 4: Simplify right side
    17,730.79x = 176,504,841.82
  5. Step 5: Solve for x
    x = 176,504,841.82/17,730.79
  6. Step 6: Final answer
    x = 9,954.71

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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.