Home / 39,535.70-54,558.77-22,539.40

Finding the Fourth Proportional to 39,535.70, 54,558.77 and 22,539.40

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Solution

The fourth proportional to 39,535.70, 54,558.77 and 22,539.40 is: 31,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535.70 : 54,558.77 = 22,539.40 : x
  2. Step 2: Convert to fraction form
    39,535.70/54,558.77 = 22,539.40/x
  3. Step 3: Cross multiply
    39,535.70x = 54,558.77 × 22,539.40
  4. Step 4: Simplify right side
    39,535.70x = 1,229,721,691.44
  5. Step 5: Solve for x
    x = 1,229,721,691.44/39,535.70
  6. Step 6: Final answer
    x = 31,104.09

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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.