Home / 19,104.20-28,656.30-18,010.70

Finding the Fourth Proportional to 19,104.20, 28,656.30 and 18,010.70

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Solution

The fourth proportional to 19,104.20, 28,656.30 and 18,010.70 is: 27,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.20 : 28,656.30 = 18,010.70 : x
  2. Step 2: Convert to fraction form
    19,104.20/28,656.30 = 18,010.70/x
  3. Step 3: Cross multiply
    19,104.20x = 28,656.30 × 18,010.70
  4. Step 4: Simplify right side
    19,104.20x = 516,120,022.41
  5. Step 5: Solve for x
    x = 516,120,022.41/19,104.20
  6. Step 6: Final answer
    x = 27,016.05

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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.