Home / 18,429.95-27,642.20-9,067.46

Finding the Fourth Proportional to 18,429.95, 27,642.20 and 9,067.46

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Solution

The fourth proportional to 18,429.95, 27,642.20 and 9,067.46 is: 13,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429.95 : 27,642.20 = 9,067.46 : x
  2. Step 2: Convert to fraction form
    18,429.95/27,642.20 = 9,067.46/x
  3. Step 3: Cross multiply
    18,429.95x = 27,642.20 × 9,067.46
  4. Step 4: Simplify right side
    18,429.95x = 250,644,359.26
  5. Step 5: Solve for x
    x = 250,644,359.26/18,429.95
  6. Step 6: Final answer
    x = 13,599.84

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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.