Home / 18,646.42-27,961.26-5,494.18

Finding the Fourth Proportional to 18,646.42, 27,961.26 and 5,494.18

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Solution

The fourth proportional to 18,646.42, 27,961.26 and 5,494.18 is: 8,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646.42 : 27,961.26 = 5,494.18 : x
  2. Step 2: Convert to fraction form
    18,646.42/27,961.26 = 5,494.18/x
  3. Step 3: Cross multiply
    18,646.42x = 27,961.26 × 5,494.18
  4. Step 4: Simplify right side
    18,646.42x = 153,624,195.47
  5. Step 5: Solve for x
    x = 153,624,195.47/18,646.42
  6. Step 6: Final answer
    x = 8,238.80

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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.