Home / 31,844.21-43,901.06-25,405.72

Finding the Fourth Proportional to 31,844.21, 43,901.06 and 25,405.72

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Solution

The fourth proportional to 31,844.21, 43,901.06 and 25,405.72 is: 35,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.21 : 43,901.06 = 25,405.72 : x
  2. Step 2: Convert to fraction form
    31,844.21/43,901.06 = 25,405.72/x
  3. Step 3: Cross multiply
    31,844.21x = 43,901.06 × 25,405.72
  4. Step 4: Simplify right side
    31,844.21x = 1,115,337,801.28
  5. Step 5: Solve for x
    x = 1,115,337,801.28/31,844.21
  6. Step 6: Final answer
    x = 35,024.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.