Home / 45,513.66-68,270.39-12,233.72

Finding the Fourth Proportional to 45,513.66, 68,270.39 and 12,233.72

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Solution

The fourth proportional to 45,513.66, 68,270.39 and 12,233.72 is: 18,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,513.66 : 68,270.39 = 12,233.72 : x
  2. Step 2: Convert to fraction form
    45,513.66/68,270.39 = 12,233.72/x
  3. Step 3: Cross multiply
    45,513.66x = 68,270.39 × 12,233.72
  4. Step 4: Simplify right side
    45,513.66x = 835,201,118.94
  5. Step 5: Solve for x
    x = 835,201,118.94/45,513.66
  6. Step 6: Final answer
    x = 18,350.56

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1.5x scale

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.