Home / 19,952.28-27,534.38-10,999.53

Finding the Fourth Proportional to 19,952.28, 27,534.38 and 10,999.53

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Solution

The fourth proportional to 19,952.28, 27,534.38 and 10,999.53 is: 15,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.28 : 27,534.38 = 10,999.53 : x
  2. Step 2: Convert to fraction form
    19,952.28/27,534.38 = 10,999.53/x
  3. Step 3: Cross multiply
    19,952.28x = 27,534.38 × 10,999.53
  4. Step 4: Simplify right side
    19,952.28x = 302,865,183.84
  5. Step 5: Solve for x
    x = 302,865,183.84/19,952.28
  6. Step 6: Final answer
    x = 15,179.48

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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.