Home / 23,394.12-32,284.38-12,784.44

Finding the Fourth Proportional to 23,394.12, 32,284.38 and 12,784.44

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Solution

The fourth proportional to 23,394.12, 32,284.38 and 12,784.44 is: 17,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,394.12 : 32,284.38 = 12,784.44 : x
  2. Step 2: Convert to fraction form
    23,394.12/32,284.38 = 12,784.44/x
  3. Step 3: Cross multiply
    23,394.12x = 32,284.38 × 12,784.44
  4. Step 4: Simplify right side
    23,394.12x = 412,737,719.05
  5. Step 5: Solve for x
    x = 412,737,719.05/23,394.12
  6. Step 6: Final answer
    x = 17,642.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.