Home / 23,127.36-34,523.68-20,324.91

Finding the Fourth Proportional to 23,127.36, 34,523.68 and 20,324.91

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Solution

The fourth proportional to 23,127.36, 34,523.68 and 20,324.91 is: 30,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.36 : 34,523.68 = 20,324.91 : x
  2. Step 2: Convert to fraction form
    23,127.36/34,523.68 = 20,324.91/x
  3. Step 3: Cross multiply
    23,127.36x = 34,523.68 × 20,324.91
  4. Step 4: Simplify right side
    23,127.36x = 701,690,516.25
  5. Step 5: Solve for x
    x = 701,690,516.25/23,127.36
  6. Step 6: Final answer
    x = 30,340.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.