Home / 16,020.39-24,020.95-6,649.09

Finding the Fourth Proportional to 16,020.39, 24,020.95 and 6,649.09

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Solution

The fourth proportional to 16,020.39, 24,020.95 and 6,649.09 is: 9,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.39 : 24,020.95 = 6,649.09 : x
  2. Step 2: Convert to fraction form
    16,020.39/24,020.95 = 6,649.09/x
  3. Step 3: Cross multiply
    16,020.39x = 24,020.95 × 6,649.09
  4. Step 4: Simplify right side
    16,020.39x = 159,717,458.44
  5. Step 5: Solve for x
    x = 159,717,458.44/16,020.39
  6. Step 6: Final answer
    x = 9,969.64

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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.