Home / 18,185.24-27,274.82-5,038.94

Finding the Fourth Proportional to 18,185.24, 27,274.82 and 5,038.94

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Solution

The fourth proportional to 18,185.24, 27,274.82 and 5,038.94 is: 7,557.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.24 : 27,274.82 = 5,038.94 : x
  2. Step 2: Convert to fraction form
    18,185.24/27,274.82 = 5,038.94/x
  3. Step 3: Cross multiply
    18,185.24x = 27,274.82 × 5,038.94
  4. Step 4: Simplify right side
    18,185.24x = 137,436,019.92
  5. Step 5: Solve for x
    x = 137,436,019.92/18,185.24
  6. Step 6: Final answer
    x = 7,557.56

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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.