Home / 18,329.25-27,488.38-9,559.38

Finding the Fourth Proportional to 18,329.25, 27,488.38 and 9,559.38

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Solution

The fourth proportional to 18,329.25, 27,488.38 and 9,559.38 is: 14,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.25 : 27,488.38 = 9,559.38 : x
  2. Step 2: Convert to fraction form
    18,329.25/27,488.38 = 9,559.38/x
  3. Step 3: Cross multiply
    18,329.25x = 27,488.38 × 9,559.38
  4. Step 4: Simplify right side
    18,329.25x = 262,771,732.56
  5. Step 5: Solve for x
    x = 262,771,732.56/18,329.25
  6. Step 6: Final answer
    x = 14,336.20

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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.