Home / 39,392.49-54,359.45-22,394.37

Finding the Fourth Proportional to 39,392.49, 54,359.45 and 22,394.37

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Solution

The fourth proportional to 39,392.49, 54,359.45 and 22,394.37 is: 30,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,392.49 : 54,359.45 = 22,394.37 : x
  2. Step 2: Convert to fraction form
    39,392.49/54,359.45 = 22,394.37/x
  3. Step 3: Cross multiply
    39,392.49x = 54,359.45 × 22,394.37
  4. Step 4: Simplify right side
    39,392.49x = 1,217,345,524.32
  5. Step 5: Solve for x
    x = 1,217,345,524.32/39,392.49
  6. Step 6: Final answer
    x = 30,902.98

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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.