Home / 18,539.05-27,795.37-8,672.95

Finding the Fourth Proportional to 18,539.05, 27,795.37 and 8,672.95

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Solution

The fourth proportional to 18,539.05, 27,795.37 and 8,672.95 is: 13,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.05 : 27,795.37 = 8,672.95 : x
  2. Step 2: Convert to fraction form
    18,539.05/27,795.37 = 8,672.95/x
  3. Step 3: Cross multiply
    18,539.05x = 27,795.37 × 8,672.95
  4. Step 4: Simplify right side
    18,539.05x = 241,067,854.24
  5. Step 5: Solve for x
    x = 241,067,854.24/18,539.05
  6. Step 6: Final answer
    x = 13,003.25

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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.