Home / 39,162.47-54,043.44-22,169.94

Finding the Fourth Proportional to 39,162.47, 54,043.44 and 22,169.94

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Solution

The fourth proportional to 39,162.47, 54,043.44 and 22,169.94 is: 30,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,162.47 : 54,043.44 = 22,169.94 : x
  2. Step 2: Convert to fraction form
    39,162.47/54,043.44 = 22,169.94/x
  3. Step 3: Cross multiply
    39,162.47x = 54,043.44 × 22,169.94
  4. Step 4: Simplify right side
    39,162.47x = 1,198,139,822.19
  5. Step 5: Solve for x
    x = 1,198,139,822.19/39,162.47
  6. Step 6: Final answer
    x = 30,594.09

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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.