Home / 25,423.43-38,134.73-7,893.27

Finding the Fourth Proportional to 25,423.43, 38,134.73 and 7,893.27

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Solution

The fourth proportional to 25,423.43, 38,134.73 and 7,893.27 is: 11,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,423.43 : 38,134.73 = 7,893.27 : x
  2. Step 2: Convert to fraction form
    25,423.43/38,134.73 = 7,893.27/x
  3. Step 3: Cross multiply
    25,423.43x = 38,134.73 × 7,893.27
  4. Step 4: Simplify right side
    25,423.43x = 301,007,740.00
  5. Step 5: Solve for x
    x = 301,007,740.00/25,423.43
  6. Step 6: Final answer
    x = 11,839.78

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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.