Home / 51,484.29-71,054.31-31,352.97

Finding the Fourth Proportional to 51,484.29, 71,054.31 and 31,352.97

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Solution

The fourth proportional to 51,484.29, 71,054.31 and 31,352.97 is: 43,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,484.29 : 71,054.31 = 31,352.97 : x
  2. Step 2: Convert to fraction form
    51,484.29/71,054.31 = 31,352.97/x
  3. Step 3: Cross multiply
    51,484.29x = 71,054.31 × 31,352.97
  4. Step 4: Simplify right side
    51,484.29x = 2,227,763,649.80
  5. Step 5: Solve for x
    x = 2,227,763,649.80/51,484.29
  6. Step 6: Final answer
    x = 43,270.75

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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.