Home / 16,729.76-25,102.83-11,830.88

Finding the Fourth Proportional to 16,729.76, 25,102.83 and 11,830.88

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Solution

The fourth proportional to 16,729.76, 25,102.83 and 11,830.88 is: 17,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.76 : 25,102.83 = 11,830.88 : x
  2. Step 2: Convert to fraction form
    16,729.76/25,102.83 = 11,830.88/x
  3. Step 3: Cross multiply
    16,729.76x = 25,102.83 × 11,830.88
  4. Step 4: Simplify right side
    16,729.76x = 296,988,569.39
  5. Step 5: Solve for x
    x = 296,988,569.39/16,729.76
  6. Step 6: Final answer
    x = 17,752.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.