Home / 16,823.34-25,238.31-4,977.30

Finding the Fourth Proportional to 16,823.34, 25,238.31 and 4,977.30

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Solution

The fourth proportional to 16,823.34, 25,238.31 and 4,977.30 is: 7,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.34 : 25,238.31 = 4,977.30 : x
  2. Step 2: Convert to fraction form
    16,823.34/25,238.31 = 4,977.30/x
  3. Step 3: Cross multiply
    16,823.34x = 25,238.31 × 4,977.30
  4. Step 4: Simplify right side
    16,823.34x = 125,618,640.36
  5. Step 5: Solve for x
    x = 125,618,640.36/16,823.34
  6. Step 6: Final answer
    x = 7,466.93

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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.