Home / 11,789.28-17,675.28-10,069.92

Finding the Fourth Proportional to 11,789.28, 17,675.28 and 10,069.92

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Solution

The fourth proportional to 11,789.28, 17,675.28 and 10,069.92 is: 15,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.28 : 17,675.28 = 10,069.92 : x
  2. Step 2: Convert to fraction form
    11,789.28/17,675.28 = 10,069.92/x
  3. Step 3: Cross multiply
    11,789.28x = 17,675.28 × 10,069.92
  4. Step 4: Simplify right side
    11,789.28x = 177,988,655.58
  5. Step 5: Solve for x
    x = 177,988,655.58/11,789.28
  6. Step 6: Final answer
    x = 15,097.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.