Home / 18,033.79-27,049.67-4,885.19

Finding the Fourth Proportional to 18,033.79, 27,049.67 and 4,885.19

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Solution

The fourth proportional to 18,033.79, 27,049.67 and 4,885.19 is: 7,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.79 : 27,049.67 = 4,885.19 : x
  2. Step 2: Convert to fraction form
    18,033.79/27,049.67 = 4,885.19/x
  3. Step 3: Cross multiply
    18,033.79x = 27,049.67 × 4,885.19
  4. Step 4: Simplify right side
    18,033.79x = 132,142,752.96
  5. Step 5: Solve for x
    x = 132,142,752.96/18,033.79
  6. Step 6: Final answer
    x = 7,327.51

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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.