Home / 25,633.46-38,449.95-8,103.29

Finding the Fourth Proportional to 25,633.46, 38,449.95 and 8,103.29

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Solution

The fourth proportional to 25,633.46, 38,449.95 and 8,103.29 is: 12,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,633.46 : 38,449.95 = 8,103.29 : x
  2. Step 2: Convert to fraction form
    25,633.46/38,449.95 = 8,103.29/x
  3. Step 3: Cross multiply
    25,633.46x = 38,449.95 × 8,103.29
  4. Step 4: Simplify right side
    25,633.46x = 311,570,999.21
  5. Step 5: Solve for x
    x = 311,570,999.21/25,633.46
  6. Step 6: Final answer
    x = 12,154.86

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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.