Home / 18,325.69-27,488.46-6,636.17

Finding the Fourth Proportional to 18,325.69, 27,488.46 and 6,636.17

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Solution

The fourth proportional to 18,325.69, 27,488.46 and 6,636.17 is: 9,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.69 : 27,488.46 = 6,636.17 : x
  2. Step 2: Convert to fraction form
    18,325.69/27,488.46 = 6,636.17/x
  3. Step 3: Cross multiply
    18,325.69x = 27,488.46 × 6,636.17
  4. Step 4: Simplify right side
    18,325.69x = 182,418,093.60
  5. Step 5: Solve for x
    x = 182,418,093.60/18,325.69
  6. Step 6: Final answer
    x = 9,954.23

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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.