Home / 27,046.08-40,505.28-18,695.04

Finding the Fourth Proportional to 27,046.08, 40,505.28 and 18,695.04

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Solution

The fourth proportional to 27,046.08, 40,505.28 and 18,695.04 is: 27,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,046.08 : 40,505.28 = 18,695.04 : x
  2. Step 2: Convert to fraction form
    27,046.08/40,505.28 = 18,695.04/x
  3. Step 3: Cross multiply
    27,046.08x = 40,505.28 × 18,695.04
  4. Step 4: Simplify right side
    27,046.08x = 757,247,829.81
  5. Step 5: Solve for x
    x = 757,247,829.81/27,046.08
  6. Step 6: Final answer
    x = 27,998.43

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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.