Home / 19,836.44-27,376.07-10,885.69

Finding the Fourth Proportional to 19,836.44, 27,376.07 and 10,885.69

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Solution

The fourth proportional to 19,836.44, 27,376.07 and 10,885.69 is: 15,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.44 : 27,376.07 = 10,885.69 : x
  2. Step 2: Convert to fraction form
    19,836.44/27,376.07 = 10,885.69/x
  3. Step 3: Cross multiply
    19,836.44x = 27,376.07 × 10,885.69
  4. Step 4: Simplify right side
    19,836.44x = 298,007,288.57
  5. Step 5: Solve for x
    x = 298,007,288.57/19,836.44
  6. Step 6: Final answer
    x = 15,023.22

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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.