Home / 43,631.64-65,443.79-17,329.32

Finding the Fourth Proportional to 43,631.64, 65,443.79 and 17,329.32

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Solution

The fourth proportional to 43,631.64, 65,443.79 and 17,329.32 is: 25,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,631.64 : 65,443.79 = 17,329.32 : x
  2. Step 2: Convert to fraction form
    43,631.64/65,443.79 = 17,329.32/x
  3. Step 3: Cross multiply
    43,631.64x = 65,443.79 × 17,329.32
  4. Step 4: Simplify right side
    43,631.64x = 1,134,096,422.25
  5. Step 5: Solve for x
    x = 1,134,096,422.25/43,631.64
  6. Step 6: Final answer
    x = 25,992.52

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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.