Home / 16,800.84-25,201.38-5,114.04

Finding the Fourth Proportional to 16,800.84, 25,201.38 and 5,114.04

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Solution

The fourth proportional to 16,800.84, 25,201.38 and 5,114.04 is: 7,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.84 : 25,201.38 = 5,114.04 : x
  2. Step 2: Convert to fraction form
    16,800.84/25,201.38 = 5,114.04/x
  3. Step 3: Cross multiply
    16,800.84x = 25,201.38 × 5,114.04
  4. Step 4: Simplify right side
    16,800.84x = 128,880,865.38
  5. Step 5: Solve for x
    x = 128,880,865.38/16,800.84
  6. Step 6: Final answer
    x = 7,671.10

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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.