Home / 29,813.39-41,099.13-20,833.01

Finding the Fourth Proportional to 29,813.39, 41,099.13 and 20,833.01

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Solution

The fourth proportional to 29,813.39, 41,099.13 and 20,833.01 is: 28,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813.39 : 41,099.13 = 20,833.01 : x
  2. Step 2: Convert to fraction form
    29,813.39/41,099.13 = 20,833.01/x
  3. Step 3: Cross multiply
    29,813.39x = 41,099.13 × 20,833.01
  4. Step 4: Simplify right side
    29,813.39x = 856,218,380.79
  5. Step 5: Solve for x
    x = 856,218,380.79/29,813.39
  6. Step 6: Final answer
    x = 28,719.26

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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.