Home / 18,557.35-27,836.05-4,517.38

Finding the Fourth Proportional to 18,557.35, 27,836.05 and 4,517.38

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Solution

The fourth proportional to 18,557.35, 27,836.05 and 4,517.38 is: 6,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.35 : 27,836.05 = 4,517.38 : x
  2. Step 2: Convert to fraction form
    18,557.35/27,836.05 = 4,517.38/x
  3. Step 3: Cross multiply
    18,557.35x = 27,836.05 × 4,517.38
  4. Step 4: Simplify right side
    18,557.35x = 125,746,015.55
  5. Step 5: Solve for x
    x = 125,746,015.55/18,557.35
  6. Step 6: Final answer
    x = 6,776.08

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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.