Home / 18,084.66-27,125.58-5,604.78

Finding the Fourth Proportional to 18,084.66, 27,125.58 and 5,604.78

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Solution

The fourth proportional to 18,084.66, 27,125.58 and 5,604.78 is: 8,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.66 : 27,125.58 = 5,604.78 : x
  2. Step 2: Convert to fraction form
    18,084.66/27,125.58 = 5,604.78/x
  3. Step 3: Cross multiply
    18,084.66x = 27,125.58 × 5,604.78
  4. Step 4: Simplify right side
    18,084.66x = 152,032,908.27
  5. Step 5: Solve for x
    x = 152,032,908.27/18,084.66
  6. Step 6: Final answer
    x = 8,406.73

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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.