Home / 23,520.46-32,456.54-12,908.38

Finding the Fourth Proportional to 23,520.46, 32,456.54 and 12,908.38

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Solution

The fourth proportional to 23,520.46, 32,456.54 and 12,908.38 is: 17,812.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.46 : 32,456.54 = 12,908.38 : x
  2. Step 2: Convert to fraction form
    23,520.46/32,456.54 = 12,908.38/x
  3. Step 3: Cross multiply
    23,520.46x = 32,456.54 × 12,908.38
  4. Step 4: Simplify right side
    23,520.46x = 418,961,351.81
  5. Step 5: Solve for x
    x = 418,961,351.81/23,520.46
  6. Step 6: Final answer
    x = 17,812.63

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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.