Home / 16,617.12-24,929.28-4,930

Finding the Fourth Proportional to 16,617.12, 24,929.28 and 4,930

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Solution

The fourth proportional to 16,617.12, 24,929.28 and 4,930 is: 7,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.12 : 24,929.28 = 4,930 : x
  2. Step 2: Convert to fraction form
    16,617.12/24,929.28 = 4,930/x
  3. Step 3: Cross multiply
    16,617.12x = 24,929.28 × 4,930
  4. Step 4: Simplify right side
    16,617.12x = 122,901,350.40
  5. Step 5: Solve for x
    x = 122,901,350.40/16,617.12
  6. Step 6: Final answer
    x = 7,396.07

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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.