Home / 38,246.82-57,287.16-18,483.94

Finding the Fourth Proportional to 38,246.82, 57,287.16 and 18,483.94

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Solution

The fourth proportional to 38,246.82, 57,287.16 and 18,483.94 is: 27,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246.82 : 57,287.16 = 18,483.94 : x
  2. Step 2: Convert to fraction form
    38,246.82/57,287.16 = 18,483.94/x
  3. Step 3: Cross multiply
    38,246.82x = 57,287.16 × 18,483.94
  4. Step 4: Simplify right side
    38,246.82x = 1,058,892,284.99
  5. Step 5: Solve for x
    x = 1,058,892,284.99/38,246.82
  6. Step 6: Final answer
    x = 27,685.76

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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.