Home / 51,712.36-71,357.88-29,053.96

Finding the Fourth Proportional to 51,712.36, 71,357.88 and 29,053.96

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Solution

The fourth proportional to 51,712.36, 71,357.88 and 29,053.96 is: 40,091.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,712.36 : 71,357.88 = 29,053.96 : x
  2. Step 2: Convert to fraction form
    51,712.36/71,357.88 = 29,053.96/x
  3. Step 3: Cross multiply
    51,712.36x = 71,357.88 × 29,053.96
  4. Step 4: Simplify right side
    51,712.36x = 2,073,228,991.20
  5. Step 5: Solve for x
    x = 2,073,228,991.20/51,712.36
  6. Step 6: Final answer
    x = 40,091.56

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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.