Home / 18,012.16-27,017.23-4,863.53

Finding the Fourth Proportional to 18,012.16, 27,017.23 and 4,863.53

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Solution

The fourth proportional to 18,012.16, 27,017.23 and 4,863.53 is: 7,295.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.16 : 27,017.23 = 4,863.53 : x
  2. Step 2: Convert to fraction form
    18,012.16/27,017.23 = 4,863.53/x
  3. Step 3: Cross multiply
    18,012.16x = 27,017.23 × 4,863.53
  4. Step 4: Simplify right side
    18,012.16x = 131,399,108.62
  5. Step 5: Solve for x
    x = 131,399,108.62/18,012.16
  6. Step 6: Final answer
    x = 7,295.02

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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.