Home / 18,260.19-27,394.38-5,780.94

Finding the Fourth Proportional to 18,260.19, 27,394.38 and 5,780.94

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Solution

The fourth proportional to 18,260.19, 27,394.38 and 5,780.94 is: 8,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.19 : 27,394.38 = 5,780.94 : x
  2. Step 2: Convert to fraction form
    18,260.19/27,394.38 = 5,780.94/x
  3. Step 3: Cross multiply
    18,260.19x = 27,394.38 × 5,780.94
  4. Step 4: Simplify right side
    18,260.19x = 158,365,267.12
  5. Step 5: Solve for x
    x = 158,365,267.12/18,260.19
  6. Step 6: Final answer
    x = 8,672.71

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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.