Home / 29,833.38-41,168.66-16,405.20

Finding the Fourth Proportional to 29,833.38, 41,168.66 and 16,405.20

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Solution

The fourth proportional to 29,833.38, 41,168.66 and 16,405.20 is: 22,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,833.38 : 41,168.66 = 16,405.20 : x
  2. Step 2: Convert to fraction form
    29,833.38/41,168.66 = 16,405.20/x
  3. Step 3: Cross multiply
    29,833.38x = 41,168.66 × 16,405.20
  4. Step 4: Simplify right side
    29,833.38x = 675,380,019.01
  5. Step 5: Solve for x
    x = 675,380,019.01/29,833.38
  6. Step 6: Final answer
    x = 22,638.40

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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.