Home / 18,557.32-27,835.59-4,517.43

Finding the Fourth Proportional to 18,557.32, 27,835.59 and 4,517.43

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Solution

The fourth proportional to 18,557.32, 27,835.59 and 4,517.43 is: 6,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.32 : 27,835.59 = 4,517.43 : x
  2. Step 2: Convert to fraction form
    18,557.32/27,835.59 = 4,517.43/x
  3. Step 3: Cross multiply
    18,557.32x = 27,835.59 × 4,517.43
  4. Step 4: Simplify right side
    18,557.32x = 125,745,329.33
  5. Step 5: Solve for x
    x = 125,745,329.33/18,557.32
  6. Step 6: Final answer
    x = 6,776.05

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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.