Home / 23,634.65-32,615.40-12,879.62

Finding the Fourth Proportional to 23,634.65, 32,615.40 and 12,879.62

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Solution

The fourth proportional to 23,634.65, 32,615.40 and 12,879.62 is: 17,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,634.65 : 32,615.40 = 12,879.62 : x
  2. Step 2: Convert to fraction form
    23,634.65/32,615.40 = 12,879.62/x
  3. Step 3: Cross multiply
    23,634.65x = 32,615.40 × 12,879.62
  4. Step 4: Simplify right side
    23,634.65x = 420,073,795.07
  5. Step 5: Solve for x
    x = 420,073,795.07/23,634.65
  6. Step 6: Final answer
    x = 17,773.65

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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.