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Finding the Fourth Proportional to 17,951.69, 26,924.06 and 6,855.74

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Solution

The fourth proportional to 17,951.69, 26,924.06 and 6,855.74 is: 10,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.69 : 26,924.06 = 6,855.74 : x
  2. Step 2: Convert to fraction form
    17,951.69/26,924.06 = 6,855.74/x
  3. Step 3: Cross multiply
    17,951.69x = 26,924.06 × 6,855.74
  4. Step 4: Simplify right side
    17,951.69x = 184,584,338.59
  5. Step 5: Solve for x
    x = 184,584,338.59/17,951.69
  6. Step 6: Final answer
    x = 10,282.28

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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.