Home / 19,833.54-27,371.56-13,107.38

Finding the Fourth Proportional to 19,833.54, 27,371.56 and 13,107.38

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Solution

The fourth proportional to 19,833.54, 27,371.56 and 13,107.38 is: 18,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.54 : 27,371.56 = 13,107.38 : x
  2. Step 2: Convert to fraction form
    19,833.54/27,371.56 = 13,107.38/x
  3. Step 3: Cross multiply
    19,833.54x = 27,371.56 × 13,107.38
  4. Step 4: Simplify right side
    19,833.54x = 358,769,438.11
  5. Step 5: Solve for x
    x = 358,769,438.11/19,833.54
  6. Step 6: Final answer
    x = 18,089.03

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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.