Home / 30,764.66-46,132.55-18,286.34

Finding the Fourth Proportional to 30,764.66, 46,132.55 and 18,286.34

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Solution

The fourth proportional to 30,764.66, 46,132.55 and 18,286.34 is: 27,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,764.66 : 46,132.55 = 18,286.34 : x
  2. Step 2: Convert to fraction form
    30,764.66/46,132.55 = 18,286.34/x
  3. Step 3: Cross multiply
    30,764.66x = 46,132.55 × 18,286.34
  4. Step 4: Simplify right side
    30,764.66x = 843,595,402.94
  5. Step 5: Solve for x
    x = 843,595,402.94/30,764.66
  6. Step 6: Final answer
    x = 27,420.92

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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.