Home / 22,977.54-31,684.97-18,189.83

Finding the Fourth Proportional to 22,977.54, 31,684.97 and 18,189.83

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Solution

The fourth proportional to 22,977.54, 31,684.97 and 18,189.83 is: 25,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977.54 : 31,684.97 = 18,189.83 : x
  2. Step 2: Convert to fraction form
    22,977.54/31,684.97 = 18,189.83/x
  3. Step 3: Cross multiply
    22,977.54x = 31,684.97 × 18,189.83
  4. Step 4: Simplify right side
    22,977.54x = 576,344,342.54
  5. Step 5: Solve for x
    x = 576,344,342.54/22,977.54
  6. Step 6: Final answer
    x = 25,082.94

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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.