Home / 55,724.68-76,860.68-33,045.49

Finding the Fourth Proportional to 55,724.68, 76,860.68 and 33,045.49

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Solution

The fourth proportional to 55,724.68, 76,860.68 and 33,045.49 is: 45,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,724.68 : 76,860.68 = 33,045.49 : x
  2. Step 2: Convert to fraction form
    55,724.68/76,860.68 = 33,045.49/x
  3. Step 3: Cross multiply
    55,724.68x = 76,860.68 × 33,045.49
  4. Step 4: Simplify right side
    55,724.68x = 2,539,898,832.33
  5. Step 5: Solve for x
    x = 2,539,898,832.33/55,724.68
  6. Step 6: Final answer
    x = 45,579.42

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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.