Home / 17,768.97-26,653.59-6,678.18

Finding the Fourth Proportional to 17,768.97, 26,653.59 and 6,678.18

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Solution

The fourth proportional to 17,768.97, 26,653.59 and 6,678.18 is: 10,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.97 : 26,653.59 = 6,678.18 : x
  2. Step 2: Convert to fraction form
    17,768.97/26,653.59 = 6,678.18/x
  3. Step 3: Cross multiply
    17,768.97x = 26,653.59 × 6,678.18
  4. Step 4: Simplify right side
    17,768.97x = 177,997,471.67
  5. Step 5: Solve for x
    x = 177,997,471.67/17,768.97
  6. Step 6: Final answer
    x = 10,017.32

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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.