Home / 39,338.28-54,286.88-23,423.28

Finding the Fourth Proportional to 39,338.28, 54,286.88 and 23,423.28

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Solution

The fourth proportional to 39,338.28, 54,286.88 and 23,423.28 is: 32,324.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.28 : 54,286.88 = 23,423.28 : x
  2. Step 2: Convert to fraction form
    39,338.28/54,286.88 = 23,423.28/x
  3. Step 3: Cross multiply
    39,338.28x = 54,286.88 × 23,423.28
  4. Step 4: Simplify right side
    39,338.28x = 1,271,576,790.57
  5. Step 5: Solve for x
    x = 1,271,576,790.57/39,338.28
  6. Step 6: Final answer
    x = 32,324.16

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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.