Home / 49,150.11-73,725.20-12,214.11

Finding the Fourth Proportional to 49,150.11, 73,725.20 and 12,214.11

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Solution

The fourth proportional to 49,150.11, 73,725.20 and 12,214.11 is: 18,321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,150.11 : 73,725.20 = 12,214.11 : x
  2. Step 2: Convert to fraction form
    49,150.11/73,725.20 = 12,214.11/x
  3. Step 3: Cross multiply
    49,150.11x = 73,725.20 × 12,214.11
  4. Step 4: Simplify right side
    49,150.11x = 900,487,364.48
  5. Step 5: Solve for x
    x = 900,487,364.48/49,150.11
  6. Step 6: Final answer
    x = 18,321.17

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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.