Home / 57,618.43-79,519.79-33,424.74

Finding the Fourth Proportional to 57,618.43, 79,519.79 and 33,424.74

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Solution

The fourth proportional to 57,618.43, 79,519.79 and 33,424.74 is: 46,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,618.43 : 79,519.79 = 33,424.74 : x
  2. Step 2: Convert to fraction form
    57,618.43/79,519.79 = 33,424.74/x
  3. Step 3: Cross multiply
    57,618.43x = 79,519.79 × 33,424.74
  4. Step 4: Simplify right side
    57,618.43x = 2,657,928,305.60
  5. Step 5: Solve for x
    x = 2,657,928,305.60/57,618.43
  6. Step 6: Final answer
    x = 46,129.83

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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.