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Finding the Fourth Proportional to 23,668.76, 32,668.60 and 14,235.50

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Solution

The fourth proportional to 23,668.76, 32,668.60 and 14,235.50 is: 19,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,668.76 : 32,668.60 = 14,235.50 : x
  2. Step 2: Convert to fraction form
    23,668.76/32,668.60 = 14,235.50/x
  3. Step 3: Cross multiply
    23,668.76x = 32,668.60 × 14,235.50
  4. Step 4: Simplify right side
    23,668.76x = 465,053,855.30
  5. Step 5: Solve for x
    x = 465,053,855.30/23,668.76
  6. Step 6: Final answer
    x = 19,648.42

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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.