Home / 18,644.42-27,958.26-5,492.18

Finding the Fourth Proportional to 18,644.42, 27,958.26 and 5,492.18

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Solution

The fourth proportional to 18,644.42, 27,958.26 and 5,492.18 is: 8,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644.42 : 27,958.26 = 5,492.18 : x
  2. Step 2: Convert to fraction form
    18,644.42/27,958.26 = 5,492.18/x
  3. Step 3: Cross multiply
    18,644.42x = 27,958.26 × 5,492.18
  4. Step 4: Simplify right side
    18,644.42x = 153,551,796.41
  5. Step 5: Solve for x
    x = 153,551,796.41/18,644.42
  6. Step 6: Final answer
    x = 8,235.80

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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.