Home / 49,513.57-68,325.20-28,003.21

Finding the Fourth Proportional to 49,513.57, 68,325.20 and 28,003.21

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Solution

The fourth proportional to 49,513.57, 68,325.20 and 28,003.21 is: 38,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,513.57 : 68,325.20 = 28,003.21 : x
  2. Step 2: Convert to fraction form
    49,513.57/68,325.20 = 28,003.21/x
  3. Step 3: Cross multiply
    49,513.57x = 68,325.20 × 28,003.21
  4. Step 4: Simplify right side
    49,513.57x = 1,913,324,783.88
  5. Step 5: Solve for x
    x = 1,913,324,783.88/49,513.57
  6. Step 6: Final answer
    x = 38,642.43

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1.5x scale

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.