Home / 16,748.78-25,114.05-6,218.37

Finding the Fourth Proportional to 16,748.78, 25,114.05 and 6,218.37

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Solution

The fourth proportional to 16,748.78, 25,114.05 and 6,218.37 is: 9,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.78 : 25,114.05 = 6,218.37 : x
  2. Step 2: Convert to fraction form
    16,748.78/25,114.05 = 6,218.37/x
  3. Step 3: Cross multiply
    16,748.78x = 25,114.05 × 6,218.37
  4. Step 4: Simplify right side
    16,748.78x = 156,168,455.10
  5. Step 5: Solve for x
    x = 156,168,455.10/16,748.78
  6. Step 6: Final answer
    x = 9,324.17

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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.