Home / 39,677.83-54,755.38-22,682.45

Finding the Fourth Proportional to 39,677.83, 54,755.38 and 22,682.45

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Solution

The fourth proportional to 39,677.83, 54,755.38 and 22,682.45 is: 31,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,677.83 : 54,755.38 = 22,682.45 : x
  2. Step 2: Convert to fraction form
    39,677.83/54,755.38 = 22,682.45/x
  3. Step 3: Cross multiply
    39,677.83x = 54,755.38 × 22,682.45
  4. Step 4: Simplify right side
    39,677.83x = 1,241,986,043.93
  5. Step 5: Solve for x
    x = 1,241,986,043.93/39,677.83
  6. Step 6: Final answer
    x = 31,301.76

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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.