Home / 23,519.06-32,456.70-12,909.68

Finding the Fourth Proportional to 23,519.06, 32,456.70 and 12,909.68

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Solution

The fourth proportional to 23,519.06, 32,456.70 and 12,909.68 is: 17,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.06 : 32,456.70 = 12,909.68 : x
  2. Step 2: Convert to fraction form
    23,519.06/32,456.70 = 12,909.68/x
  3. Step 3: Cross multiply
    23,519.06x = 32,456.70 × 12,909.68
  4. Step 4: Simplify right side
    23,519.06x = 419,005,610.86
  5. Step 5: Solve for x
    x = 419,005,610.86/23,519.06
  6. Step 6: Final answer
    x = 17,815.58

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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.