Home / 39,394.94-54,363.77-22,401.03

Finding the Fourth Proportional to 39,394.94, 54,363.77 and 22,401.03

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Solution

The fourth proportional to 39,394.94, 54,363.77 and 22,401.03 is: 30,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.94 : 54,363.77 = 22,401.03 : x
  2. Step 2: Convert to fraction form
    39,394.94/54,363.77 = 22,401.03/x
  3. Step 3: Cross multiply
    39,394.94x = 54,363.77 × 22,401.03
  4. Step 4: Simplify right side
    39,394.94x = 1,217,804,618.55
  5. Step 5: Solve for x
    x = 1,217,804,618.55/39,394.94
  6. Step 6: Final answer
    x = 30,912.72

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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.