Home / 16,893.60-25,324.20-13,143.30

Finding the Fourth Proportional to 16,893.60, 25,324.20 and 13,143.30

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Solution

The fourth proportional to 16,893.60, 25,324.20 and 13,143.30 is: 19,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.60 : 25,324.20 = 13,143.30 : x
  2. Step 2: Convert to fraction form
    16,893.60/25,324.20 = 13,143.30/x
  3. Step 3: Cross multiply
    16,893.60x = 25,324.20 × 13,143.30
  4. Step 4: Simplify right side
    16,893.60x = 332,843,557.86
  5. Step 5: Solve for x
    x = 332,843,557.86/16,893.60
  6. Step 6: Final answer
    x = 19,702.35

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1.5x scale

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.