Home / 16,811.34-23,202.41-12,824.92

Finding the Fourth Proportional to 16,811.34, 23,202.41 and 12,824.92

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Solution

The fourth proportional to 16,811.34, 23,202.41 and 12,824.92 is: 17,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.34 : 23,202.41 = 12,824.92 : x
  2. Step 2: Convert to fraction form
    16,811.34/23,202.41 = 12,824.92/x
  3. Step 3: Cross multiply
    16,811.34x = 23,202.41 × 12,824.92
  4. Step 4: Simplify right side
    16,811.34x = 297,569,052.06
  5. Step 5: Solve for x
    x = 297,569,052.06/16,811.34
  6. Step 6: Final answer
    x = 17,700.50

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Double scale
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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.