Home / 16,836.59-25,245.95-5,146.67

Finding the Fourth Proportional to 16,836.59, 25,245.95 and 5,146.67

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Solution

The fourth proportional to 16,836.59, 25,245.95 and 5,146.67 is: 7,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.59 : 25,245.95 = 5,146.67 : x
  2. Step 2: Convert to fraction form
    16,836.59/25,245.95 = 5,146.67/x
  3. Step 3: Cross multiply
    16,836.59x = 25,245.95 × 5,146.67
  4. Step 4: Simplify right side
    16,836.59x = 129,932,421.52
  5. Step 5: Solve for x
    x = 129,932,421.52/16,836.59
  6. Step 6: Final answer
    x = 7,717.27

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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.