Home / 28,966.41-43,445.97-9,243.32

Finding the Fourth Proportional to 28,966.41, 43,445.97 and 9,243.32

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Solution

The fourth proportional to 28,966.41, 43,445.97 and 9,243.32 is: 13,863.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,966.41 : 43,445.97 = 9,243.32 : x
  2. Step 2: Convert to fraction form
    28,966.41/43,445.97 = 9,243.32/x
  3. Step 3: Cross multiply
    28,966.41x = 43,445.97 × 9,243.32
  4. Step 4: Simplify right side
    28,966.41x = 401,584,786.19
  5. Step 5: Solve for x
    x = 401,584,786.19/28,966.41
  6. Step 6: Final answer
    x = 13,863.81

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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.