Home / 18,827.92-25,971.73-11,742.04

Finding the Fourth Proportional to 18,827.92, 25,971.73 and 11,742.04

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Solution

The fourth proportional to 18,827.92, 25,971.73 and 11,742.04 is: 16,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.92 : 25,971.73 = 11,742.04 : x
  2. Step 2: Convert to fraction form
    18,827.92/25,971.73 = 11,742.04/x
  3. Step 3: Cross multiply
    18,827.92x = 25,971.73 × 11,742.04
  4. Step 4: Simplify right side
    18,827.92x = 304,961,092.53
  5. Step 5: Solve for x
    x = 304,961,092.53/18,827.92
  6. Step 6: Final answer
    x = 16,197.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.