Home / 17,736.90-26,605.38-6,643.44

Finding the Fourth Proportional to 17,736.90, 26,605.38 and 6,643.44

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Solution

The fourth proportional to 17,736.90, 26,605.38 and 6,643.44 is: 9,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.90 : 26,605.38 = 6,643.44 : x
  2. Step 2: Convert to fraction form
    17,736.90/26,605.38 = 6,643.44/x
  3. Step 3: Cross multiply
    17,736.90x = 26,605.38 × 6,643.44
  4. Step 4: Simplify right side
    17,736.90x = 176,751,245.71
  5. Step 5: Solve for x
    x = 176,751,245.71/17,736.90
  6. Step 6: Final answer
    x = 9,965.17

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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.