Home / 19,833.80-27,371.00-10,880.75

Finding the Fourth Proportional to 19,833.80, 27,371.00 and 10,880.75

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Solution

The fourth proportional to 19,833.80, 27,371.00 and 10,880.75 is: 15,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.80 : 27,371.00 = 10,880.75 : x
  2. Step 2: Convert to fraction form
    19,833.80/27,371.00 = 10,880.75/x
  3. Step 3: Cross multiply
    19,833.80x = 27,371.00 × 10,880.75
  4. Step 4: Simplify right side
    19,833.80x = 297,817,103.88
  5. Step 5: Solve for x
    x = 297,817,103.88/19,833.80
  6. Step 6: Final answer
    x = 15,015.64

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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.