Home / 39,821.52-54,930.84-24,891.60

Finding the Fourth Proportional to 39,821.52, 54,930.84 and 24,891.60

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Solution

The fourth proportional to 39,821.52, 54,930.84 and 24,891.60 is: 34,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,821.52 : 54,930.84 = 24,891.60 : x
  2. Step 2: Convert to fraction form
    39,821.52/54,930.84 = 24,891.60/x
  3. Step 3: Cross multiply
    39,821.52x = 54,930.84 × 24,891.60
  4. Step 4: Simplify right side
    39,821.52x = 1,367,316,496.94
  5. Step 5: Solve for x
    x = 1,367,316,496.94/39,821.52
  6. Step 6: Final answer
    x = 34,336.12

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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.