Home / 31,759.37-47,629.06-11,493.51

Finding the Fourth Proportional to 31,759.37, 47,629.06 and 11,493.51

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Solution

The fourth proportional to 31,759.37, 47,629.06 and 11,493.51 is: 17,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.37 : 47,629.06 = 11,493.51 : x
  2. Step 2: Convert to fraction form
    31,759.37/47,629.06 = 11,493.51/x
  3. Step 3: Cross multiply
    31,759.37x = 47,629.06 × 11,493.51
  4. Step 4: Simplify right side
    31,759.37x = 547,425,077.40
  5. Step 5: Solve for x
    x = 547,425,077.40/31,759.37
  6. Step 6: Final answer
    x = 17,236.65

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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.