Home / 23,378.54-32,262.17-12,768.21

Finding the Fourth Proportional to 23,378.54, 32,262.17 and 12,768.21

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Solution

The fourth proportional to 23,378.54, 32,262.17 and 12,768.21 is: 17,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.54 : 32,262.17 = 12,768.21 : x
  2. Step 2: Convert to fraction form
    23,378.54/32,262.17 = 12,768.21/x
  3. Step 3: Cross multiply
    23,378.54x = 32,262.17 × 12,768.21
  4. Step 4: Simplify right side
    23,378.54x = 411,930,097.77
  5. Step 5: Solve for x
    x = 411,930,097.77/23,378.54
  6. Step 6: Final answer
    x = 17,620.01

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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.