Home / 39,283.49-54,216.80-22,291.92

Finding the Fourth Proportional to 39,283.49, 54,216.80 and 22,291.92

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Solution

The fourth proportional to 39,283.49, 54,216.80 and 22,291.92 is: 30,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.49 : 54,216.80 = 22,291.92 : x
  2. Step 2: Convert to fraction form
    39,283.49/54,216.80 = 22,291.92/x
  3. Step 3: Cross multiply
    39,283.49x = 54,216.80 × 22,291.92
  4. Step 4: Simplify right side
    39,283.49x = 1,208,596,456.80
  5. Step 5: Solve for x
    x = 1,208,596,456.80/39,283.49
  6. Step 6: Final answer
    x = 30,766.02

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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.