Home / 19,833.95-27,371.13-10,881.29

Finding the Fourth Proportional to 19,833.95, 27,371.13 and 10,881.29

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Solution

The fourth proportional to 19,833.95, 27,371.13 and 10,881.29 is: 15,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.95 : 27,371.13 = 10,881.29 : x
  2. Step 2: Convert to fraction form
    19,833.95/27,371.13 = 10,881.29/x
  3. Step 3: Cross multiply
    19,833.95x = 27,371.13 × 10,881.29
  4. Step 4: Simplify right side
    19,833.95x = 297,833,203.16
  5. Step 5: Solve for x
    x = 297,833,203.16/19,833.95
  6. Step 6: Final answer
    x = 15,016.33

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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.