Home / 51,754.72-71,449.92-34,783.60

Finding the Fourth Proportional to 51,754.72, 71,449.92 and 34,783.60

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Solution

The fourth proportional to 51,754.72, 71,449.92 and 34,783.60 is: 48,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,754.72 : 71,449.92 = 34,783.60 : x
  2. Step 2: Convert to fraction form
    51,754.72/71,449.92 = 34,783.60/x
  3. Step 3: Cross multiply
    51,754.72x = 71,449.92 × 34,783.60
  4. Step 4: Simplify right side
    51,754.72x = 2,485,285,437.31
  5. Step 5: Solve for x
    x = 2,485,285,437.31/51,754.72
  6. Step 6: Final answer
    x = 48,020.46

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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.