Home / 28,844.42-43,237.13-18,322.11

Finding the Fourth Proportional to 28,844.42, 43,237.13 and 18,322.11

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Solution

The fourth proportional to 28,844.42, 43,237.13 and 18,322.11 is: 27,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.42 : 43,237.13 = 18,322.11 : x
  2. Step 2: Convert to fraction form
    28,844.42/43,237.13 = 18,322.11/x
  3. Step 3: Cross multiply
    28,844.42x = 43,237.13 × 18,322.11
  4. Step 4: Simplify right side
    28,844.42x = 792,195,360.33
  5. Step 5: Solve for x
    x = 792,195,360.33/28,844.42
  6. Step 6: Final answer
    x = 27,464.43

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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.