Home / 18,146.39-27,225.99-5,669.57

Finding the Fourth Proportional to 18,146.39, 27,225.99 and 5,669.57

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Solution

The fourth proportional to 18,146.39, 27,225.99 and 5,669.57 is: 8,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.39 : 27,225.99 = 5,669.57 : x
  2. Step 2: Convert to fraction form
    18,146.39/27,225.99 = 5,669.57/x
  3. Step 3: Cross multiply
    18,146.39x = 27,225.99 × 5,669.57
  4. Step 4: Simplify right side
    18,146.39x = 154,359,656.12
  5. Step 5: Solve for x
    x = 154,359,656.12/18,146.39
  6. Step 6: Final answer
    x = 8,506.36

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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.