Home / 23,379.04-32,262.90-12,768.67

Finding the Fourth Proportional to 23,379.04, 32,262.90 and 12,768.67

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Solution

The fourth proportional to 23,379.04, 32,262.90 and 12,768.67 is: 17,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.04 : 32,262.90 = 12,768.67 : x
  2. Step 2: Convert to fraction form
    23,379.04/32,262.90 = 12,768.67/x
  3. Step 3: Cross multiply
    23,379.04x = 32,262.90 × 12,768.67
  4. Step 4: Simplify right side
    23,379.04x = 411,954,323.34
  5. Step 5: Solve for x
    x = 411,954,323.34/23,379.04
  6. Step 6: Final answer
    x = 17,620.67

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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.