Home / 31,349.66-43,263.06-17,203.82

Finding the Fourth Proportional to 31,349.66, 43,263.06 and 17,203.82

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Solution

The fourth proportional to 31,349.66, 43,263.06 and 17,203.82 is: 23,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.66 : 43,263.06 = 17,203.82 : x
  2. Step 2: Convert to fraction form
    31,349.66/43,263.06 = 17,203.82/x
  3. Step 3: Cross multiply
    31,349.66x = 43,263.06 × 17,203.82
  4. Step 4: Simplify right side
    31,349.66x = 744,289,896.89
  5. Step 5: Solve for x
    x = 744,289,896.89/31,349.66
  6. Step 6: Final answer
    x = 23,741.56

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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.