Home / 16,830.90-25,246.35-8,957.70

Finding the Fourth Proportional to 16,830.90, 25,246.35 and 8,957.70

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Solution

The fourth proportional to 16,830.90, 25,246.35 and 8,957.70 is: 13,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.90 : 25,246.35 = 8,957.70 : x
  2. Step 2: Convert to fraction form
    16,830.90/25,246.35 = 8,957.70/x
  3. Step 3: Cross multiply
    16,830.90x = 25,246.35 × 8,957.70
  4. Step 4: Simplify right side
    16,830.90x = 226,149,229.40
  5. Step 5: Solve for x
    x = 226,149,229.40/16,830.90
  6. Step 6: Final answer
    x = 13,436.55

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Similar ratio
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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.