Home / 39,044.20-53,871.78-22,282.60

Finding the Fourth Proportional to 39,044.20, 53,871.78 and 22,282.60

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Solution

The fourth proportional to 39,044.20, 53,871.78 and 22,282.60 is: 30,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,044.20 : 53,871.78 = 22,282.60 : x
  2. Step 2: Convert to fraction form
    39,044.20/53,871.78 = 22,282.60/x
  3. Step 3: Cross multiply
    39,044.20x = 53,871.78 × 22,282.60
  4. Step 4: Simplify right side
    39,044.20x = 1,200,403,325.03
  5. Step 5: Solve for x
    x = 1,200,403,325.03/39,044.20
  6. Step 6: Final answer
    x = 30,744.73

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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.