Home / 51,842.72-71,537.36-29,181.28

Finding the Fourth Proportional to 51,842.72, 71,537.36 and 29,181.28

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Solution

The fourth proportional to 51,842.72, 71,537.36 and 29,181.28 is: 40,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,842.72 : 71,537.36 = 29,181.28 : x
  2. Step 2: Convert to fraction form
    51,842.72/71,537.36 = 29,181.28/x
  3. Step 3: Cross multiply
    51,842.72x = 71,537.36 × 29,181.28
  4. Step 4: Simplify right side
    51,842.72x = 2,087,551,732.62
  5. Step 5: Solve for x
    x = 2,087,551,732.62/51,842.72
  6. Step 6: Final answer
    x = 40,267.02

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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.