Home / 57,679.05-79,595.13-33,821.52

Finding the Fourth Proportional to 57,679.05, 79,595.13 and 33,821.52

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Solution

The fourth proportional to 57,679.05, 79,595.13 and 33,821.52 is: 46,672.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,679.05 : 79,595.13 = 33,821.52 : x
  2. Step 2: Convert to fraction form
    57,679.05/79,595.13 = 33,821.52/x
  3. Step 3: Cross multiply
    57,679.05x = 79,595.13 × 33,821.52
  4. Step 4: Simplify right side
    57,679.05x = 2,692,028,281.20
  5. Step 5: Solve for x
    x = 2,692,028,281.20/57,679.05
  6. Step 6: Final answer
    x = 46,672.55

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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.