Home / 18,065.53-24,930.43-10,109.29

Finding the Fourth Proportional to 18,065.53, 24,930.43 and 10,109.29

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Solution

The fourth proportional to 18,065.53, 24,930.43 and 10,109.29 is: 13,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.53 : 24,930.43 = 10,109.29 : x
  2. Step 2: Convert to fraction form
    18,065.53/24,930.43 = 10,109.29/x
  3. Step 3: Cross multiply
    18,065.53x = 24,930.43 × 10,109.29
  4. Step 4: Simplify right side
    18,065.53x = 252,029,067.88
  5. Step 5: Solve for x
    x = 252,029,067.88/18,065.53
  6. Step 6: Final answer
    x = 13,950.83

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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.