Home / 25,729.41-38,596.95-8,195.21

Finding the Fourth Proportional to 25,729.41, 38,596.95 and 8,195.21

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Solution

The fourth proportional to 25,729.41, 38,596.95 and 8,195.21 is: 12,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.41 : 38,596.95 = 8,195.21 : x
  2. Step 2: Convert to fraction form
    25,729.41/38,596.95 = 8,195.21/x
  3. Step 3: Cross multiply
    25,729.41x = 38,596.95 × 8,195.21
  4. Step 4: Simplify right side
    25,729.41x = 316,310,110.61
  5. Step 5: Solve for x
    x = 316,310,110.61/25,729.41
  6. Step 6: Final answer
    x = 12,293.72

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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.