Home / 28,197.73-42,296.60-9,476.29

Finding the Fourth Proportional to 28,197.73, 42,296.60 and 9,476.29

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Solution

The fourth proportional to 28,197.73, 42,296.60 and 9,476.29 is: 14,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,197.73 : 42,296.60 = 9,476.29 : x
  2. Step 2: Convert to fraction form
    28,197.73/42,296.60 = 9,476.29/x
  3. Step 3: Cross multiply
    28,197.73x = 42,296.60 × 9,476.29
  4. Step 4: Simplify right side
    28,197.73x = 400,814,847.61
  5. Step 5: Solve for x
    x = 400,814,847.61/28,197.73
  6. Step 6: Final answer
    x = 14,214.44

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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.