Home / 39,344.35-54,290.49-22,342.45

Finding the Fourth Proportional to 39,344.35, 54,290.49 and 22,342.45

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Solution

The fourth proportional to 39,344.35, 54,290.49 and 22,342.45 is: 30,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,344.35 : 54,290.49 = 22,342.45 : x
  2. Step 2: Convert to fraction form
    39,344.35/54,290.49 = 22,342.45/x
  3. Step 3: Cross multiply
    39,344.35x = 54,290.49 × 22,342.45
  4. Step 4: Simplify right side
    39,344.35x = 1,212,982,558.30
  5. Step 5: Solve for x
    x = 1,212,982,558.30/39,344.35
  6. Step 6: Final answer
    x = 30,829.90

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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.