Home / 31,202.64-46,812.24-9,015.66

Finding the Fourth Proportional to 31,202.64, 46,812.24 and 9,015.66

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Solution

The fourth proportional to 31,202.64, 46,812.24 and 9,015.66 is: 13,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,202.64 : 46,812.24 = 9,015.66 : x
  2. Step 2: Convert to fraction form
    31,202.64/46,812.24 = 9,015.66/x
  3. Step 3: Cross multiply
    31,202.64x = 46,812.24 × 9,015.66
  4. Step 4: Simplify right side
    31,202.64x = 422,043,239.68
  5. Step 5: Solve for x
    x = 422,043,239.68/31,202.64
  6. Step 6: Final answer
    x = 13,525.88

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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.