Home / 17,776.25-26,668.75-5,296.22

Finding the Fourth Proportional to 17,776.25, 26,668.75 and 5,296.22

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Solution

The fourth proportional to 17,776.25, 26,668.75 and 5,296.22 is: 7,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.25 : 26,668.75 = 5,296.22 : x
  2. Step 2: Convert to fraction form
    17,776.25/26,668.75 = 5,296.22/x
  3. Step 3: Cross multiply
    17,776.25x = 26,668.75 × 5,296.22
  4. Step 4: Simplify right side
    17,776.25x = 141,243,420.54
  5. Step 5: Solve for x
    x = 141,243,420.54/17,776.25
  6. Step 6: Final answer
    x = 7,945.63

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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.