Home / 23,245.13-32,078.18-12,634.74

Finding the Fourth Proportional to 23,245.13, 32,078.18 and 12,634.74

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Solution

The fourth proportional to 23,245.13, 32,078.18 and 12,634.74 is: 17,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,245.13 : 32,078.18 = 12,634.74 : x
  2. Step 2: Convert to fraction form
    23,245.13/32,078.18 = 12,634.74/x
  3. Step 3: Cross multiply
    23,245.13x = 32,078.18 × 12,634.74
  4. Step 4: Simplify right side
    23,245.13x = 405,299,495.56
  5. Step 5: Solve for x
    x = 405,299,495.56/23,245.13
  6. Step 6: Final answer
    x = 17,435.89

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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.