Home / 16,680.27-25,030.67-6,819.60

Finding the Fourth Proportional to 16,680.27, 25,030.67 and 6,819.60

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Solution

The fourth proportional to 16,680.27, 25,030.67 and 6,819.60 is: 10,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.27 : 25,030.67 = 6,819.60 : x
  2. Step 2: Convert to fraction form
    16,680.27/25,030.67 = 6,819.60/x
  3. Step 3: Cross multiply
    16,680.27x = 25,030.67 × 6,819.60
  4. Step 4: Simplify right side
    16,680.27x = 170,699,123.03
  5. Step 5: Solve for x
    x = 170,699,123.03/16,680.27
  6. Step 6: Final answer
    x = 10,233.59

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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.