Home / 29,936.81-44,905.21-12,177.13

Finding the Fourth Proportional to 29,936.81, 44,905.21 and 12,177.13

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Solution

The fourth proportional to 29,936.81, 44,905.21 and 12,177.13 is: 18,265.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936.81 : 44,905.21 = 12,177.13 : x
  2. Step 2: Convert to fraction form
    29,936.81/44,905.21 = 12,177.13/x
  3. Step 3: Cross multiply
    29,936.81x = 44,905.21 × 12,177.13
  4. Step 4: Simplify right side
    29,936.81x = 546,816,579.85
  5. Step 5: Solve for x
    x = 546,816,579.85/29,936.81
  6. Step 6: Final answer
    x = 18,265.69

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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.