Home / 27,679.93-38,203.49-17,336.45

Finding the Fourth Proportional to 27,679.93, 38,203.49 and 17,336.45

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Solution

The fourth proportional to 27,679.93, 38,203.49 and 17,336.45 is: 23,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,679.93 : 38,203.49 = 17,336.45 : x
  2. Step 2: Convert to fraction form
    27,679.93/38,203.49 = 17,336.45/x
  3. Step 3: Cross multiply
    27,679.93x = 38,203.49 × 17,336.45
  4. Step 4: Simplify right side
    27,679.93x = 662,313,033.06
  5. Step 5: Solve for x
    x = 662,313,033.06/27,679.93
  6. Step 6: Final answer
    x = 23,927.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.