Home / 18,586.84-27,843.93-12,328.24

Finding the Fourth Proportional to 18,586.84, 27,843.93 and 12,328.24

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Solution

The fourth proportional to 18,586.84, 27,843.93 and 12,328.24 is: 18,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.84 : 27,843.93 = 12,328.24 : x
  2. Step 2: Convert to fraction form
    18,586.84/27,843.93 = 12,328.24/x
  3. Step 3: Cross multiply
    18,586.84x = 27,843.93 × 12,328.24
  4. Step 4: Simplify right side
    18,586.84x = 343,266,651.58
  5. Step 5: Solve for x
    x = 343,266,651.58/18,586.84
  6. Step 6: Final answer
    x = 18,468.26

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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.