Home / 18,604.42-27,908.07-5,277.19

Finding the Fourth Proportional to 18,604.42, 27,908.07 and 5,277.19

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Solution

The fourth proportional to 18,604.42, 27,908.07 and 5,277.19 is: 7,916.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.42 : 27,908.07 = 5,277.19 : x
  2. Step 2: Convert to fraction form
    18,604.42/27,908.07 = 5,277.19/x
  3. Step 3: Cross multiply
    18,604.42x = 27,908.07 × 5,277.19
  4. Step 4: Simplify right side
    18,604.42x = 147,276,187.92
  5. Step 5: Solve for x
    x = 147,276,187.92/18,604.42
  6. Step 6: Final answer
    x = 7,916.19

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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.