Home / 27,995.04-38,629.49-17,245.53

Finding the Fourth Proportional to 27,995.04, 38,629.49 and 17,245.53

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Solution

The fourth proportional to 27,995.04, 38,629.49 and 17,245.53 is: 23,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.04 : 38,629.49 = 17,245.53 : x
  2. Step 2: Convert to fraction form
    27,995.04/38,629.49 = 17,245.53/x
  3. Step 3: Cross multiply
    27,995.04x = 38,629.49 × 17,245.53
  4. Step 4: Simplify right side
    27,995.04x = 666,185,942.45
  5. Step 5: Solve for x
    x = 666,185,942.45/27,995.04
  6. Step 6: Final answer
    x = 23,796.57

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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.