Home / 25,193.08-34,708.26-18,107.20

Finding the Fourth Proportional to 25,193.08, 34,708.26 and 18,107.20

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Solution

The fourth proportional to 25,193.08, 34,708.26 and 18,107.20 is: 24,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193.08 : 34,708.26 = 18,107.20 : x
  2. Step 2: Convert to fraction form
    25,193.08/34,708.26 = 18,107.20/x
  3. Step 3: Cross multiply
    25,193.08x = 34,708.26 × 18,107.20
  4. Step 4: Simplify right side
    25,193.08x = 628,469,405.47
  5. Step 5: Solve for x
    x = 628,469,405.47/25,193.08
  6. Step 6: Final answer
    x = 24,946.11

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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.