Home / 39,644.67-54,727.11-27,754.68

Finding the Fourth Proportional to 39,644.67, 54,727.11 and 27,754.68

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Solution

The fourth proportional to 39,644.67, 54,727.11 and 27,754.68 is: 38,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,644.67 : 54,727.11 = 27,754.68 : x
  2. Step 2: Convert to fraction form
    39,644.67/54,727.11 = 27,754.68/x
  3. Step 3: Cross multiply
    39,644.67x = 54,727.11 × 27,754.68
  4. Step 4: Simplify right side
    39,644.67x = 1,518,933,425.37
  5. Step 5: Solve for x
    x = 1,518,933,425.37/39,644.67
  6. Step 6: Final answer
    x = 38,313.69

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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.