Home / 39,674.22-54,750.42-22,678.83

Finding the Fourth Proportional to 39,674.22, 54,750.42 and 22,678.83

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Solution

The fourth proportional to 39,674.22, 54,750.42 and 22,678.83 is: 31,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674.22 : 54,750.42 = 22,678.83 : x
  2. Step 2: Convert to fraction form
    39,674.22/54,750.42 = 22,678.83/x
  3. Step 3: Cross multiply
    39,674.22x = 54,750.42 × 22,678.83
  4. Step 4: Simplify right side
    39,674.22x = 1,241,675,467.61
  5. Step 5: Solve for x
    x = 1,241,675,467.61/39,674.22
  6. Step 6: Final answer
    x = 31,296.78

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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.