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Finding the Fourth Proportional to 23,768.98, 32,801.08 and 12,867.09

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Solution

The fourth proportional to 23,768.98, 32,801.08 and 12,867.09 is: 17,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,768.98 : 32,801.08 = 12,867.09 : x
  2. Step 2: Convert to fraction form
    23,768.98/32,801.08 = 12,867.09/x
  3. Step 3: Cross multiply
    23,768.98x = 32,801.08 × 12,867.09
  4. Step 4: Simplify right side
    23,768.98x = 422,054,281.22
  5. Step 5: Solve for x
    x = 422,054,281.22/23,768.98
  6. Step 6: Final answer
    x = 17,756.52

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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.