Home / 17,736.39-26,605.15-6,640.97

Finding the Fourth Proportional to 17,736.39, 26,605.15 and 6,640.97

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Solution

The fourth proportional to 17,736.39, 26,605.15 and 6,640.97 is: 9,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.39 : 26,605.15 = 6,640.97 : x
  2. Step 2: Convert to fraction form
    17,736.39/26,605.15 = 6,640.97/x
  3. Step 3: Cross multiply
    17,736.39x = 26,605.15 × 6,640.97
  4. Step 4: Simplify right side
    17,736.39x = 176,683,853.37
  5. Step 5: Solve for x
    x = 176,683,853.37/17,736.39
  6. Step 6: Final answer
    x = 9,961.66

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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.