Home / 48,759.96-73,166.40-20,695.80

Finding the Fourth Proportional to 48,759.96, 73,166.40 and 20,695.80

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Solution

The fourth proportional to 48,759.96, 73,166.40 and 20,695.80 is: 31,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.96 : 73,166.40 = 20,695.80 : x
  2. Step 2: Convert to fraction form
    48,759.96/73,166.40 = 20,695.80/x
  3. Step 3: Cross multiply
    48,759.96x = 73,166.40 × 20,695.80
  4. Step 4: Simplify right side
    48,759.96x = 1,514,237,181.12
  5. Step 5: Solve for x
    x = 1,514,237,181.12/48,759.96
  6. Step 6: Final answer
    x = 31,054.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.