Home / 51,183.96-76,739.59-19,567.38

Finding the Fourth Proportional to 51,183.96, 76,739.59 and 19,567.38

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Solution

The fourth proportional to 51,183.96, 76,739.59 and 19,567.38 is: 29,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.96 : 76,739.59 = 19,567.38 : x
  2. Step 2: Convert to fraction form
    51,183.96/76,739.59 = 19,567.38/x
  3. Step 3: Cross multiply
    51,183.96x = 76,739.59 × 19,567.38
  4. Step 4: Simplify right side
    51,183.96x = 1,501,592,669.66
  5. Step 5: Solve for x
    x = 1,501,592,669.66/51,183.96
  6. Step 6: Final answer
    x = 29,337.17

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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.