Home / 19,884.66-27,441.47-10,932.81

Finding the Fourth Proportional to 19,884.66, 27,441.47 and 10,932.81

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Solution

The fourth proportional to 19,884.66, 27,441.47 and 10,932.81 is: 15,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.66 : 27,441.47 = 10,932.81 : x
  2. Step 2: Convert to fraction form
    19,884.66/27,441.47 = 10,932.81/x
  3. Step 3: Cross multiply
    19,884.66x = 27,441.47 × 10,932.81
  4. Step 4: Simplify right side
    19,884.66x = 300,012,302.06
  5. Step 5: Solve for x
    x = 300,012,302.06/19,884.66
  6. Step 6: Final answer
    x = 15,087.63

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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.