Home / 47,927.26-66,104.46-31,765.36

Finding the Fourth Proportional to 47,927.26, 66,104.46 and 31,765.36

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Solution

The fourth proportional to 47,927.26, 66,104.46 and 31,765.36 is: 43,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,927.26 : 66,104.46 = 31,765.36 : x
  2. Step 2: Convert to fraction form
    47,927.26/66,104.46 = 31,765.36/x
  3. Step 3: Cross multiply
    47,927.26x = 66,104.46 × 31,765.36
  4. Step 4: Simplify right side
    47,927.26x = 2,099,831,969.51
  5. Step 5: Solve for x
    x = 2,099,831,969.51/47,927.26
  6. Step 6: Final answer
    x = 43,812.89

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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.