Home / 25,733.90-38,600.40-8,203.58

Finding the Fourth Proportional to 25,733.90, 38,600.40 and 8,203.58

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Solution

The fourth proportional to 25,733.90, 38,600.40 and 8,203.58 is: 12,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.90 : 38,600.40 = 8,203.58 : x
  2. Step 2: Convert to fraction form
    25,733.90/38,600.40 = 8,203.58/x
  3. Step 3: Cross multiply
    25,733.90x = 38,600.40 × 8,203.58
  4. Step 4: Simplify right side
    25,733.90x = 316,661,469.43
  5. Step 5: Solve for x
    x = 316,661,469.43/25,733.90
  6. Step 6: Final answer
    x = 12,305.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.