Home / 23,379.14-32,263.04-12,768.76

Finding the Fourth Proportional to 23,379.14, 32,263.04 and 12,768.76

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Solution

The fourth proportional to 23,379.14, 32,263.04 and 12,768.76 is: 17,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.14 : 32,263.04 = 12,768.76 : x
  2. Step 2: Convert to fraction form
    23,379.14/32,263.04 = 12,768.76/x
  3. Step 3: Cross multiply
    23,379.14x = 32,263.04 × 12,768.76
  4. Step 4: Simplify right side
    23,379.14x = 411,959,014.63
  5. Step 5: Solve for x
    x = 411,959,014.63/23,379.14
  6. Step 6: Final answer
    x = 17,620.79

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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.