Home / 16,780.05-25,173.11-6,913.84

Finding the Fourth Proportional to 16,780.05, 25,173.11 and 6,913.84

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Solution

The fourth proportional to 16,780.05, 25,173.11 and 6,913.84 is: 10,372.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.05 : 25,173.11 = 6,913.84 : x
  2. Step 2: Convert to fraction form
    16,780.05/25,173.11 = 6,913.84/x
  3. Step 3: Cross multiply
    16,780.05x = 25,173.11 × 6,913.84
  4. Step 4: Simplify right side
    16,780.05x = 174,042,854.84
  5. Step 5: Solve for x
    x = 174,042,854.84/16,780.05
  6. Step 6: Final answer
    x = 10,372.01

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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.