Home / 16,558-24,836.80-6,697.20

Finding the Fourth Proportional to 16,558, 24,836.80 and 6,697.20

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Solution

The fourth proportional to 16,558, 24,836.80 and 6,697.20 is: 10,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558 : 24,836.80 = 6,697.20 : x
  2. Step 2: Convert to fraction form
    16,558/24,836.80 = 6,697.20/x
  3. Step 3: Cross multiply
    16,558x = 24,836.80 × 6,697.20
  4. Step 4: Simplify right side
    16,558x = 166,337,016.96
  5. Step 5: Solve for x
    x = 166,337,016.96/16,558
  6. Step 6: Final answer
    x = 10,045.72

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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.