Home / 57,801.89-86,739.29-22,736.99

Finding the Fourth Proportional to 57,801.89, 86,739.29 and 22,736.99

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Solution

The fourth proportional to 57,801.89, 86,739.29 and 22,736.99 is: 34,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.89 : 86,739.29 = 22,736.99 : x
  2. Step 2: Convert to fraction form
    57,801.89/86,739.29 = 22,736.99/x
  3. Step 3: Cross multiply
    57,801.89x = 86,739.29 × 22,736.99
  4. Step 4: Simplify right side
    57,801.89x = 1,972,189,821.96
  5. Step 5: Solve for x
    x = 1,972,189,821.96/57,801.89
  6. Step 6: Final answer
    x = 34,119.82

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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.