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Finding the Fourth Proportional to 23,672.39, 32,668.02 and 13,062.03

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Solution

The fourth proportional to 23,672.39, 32,668.02 and 13,062.03 is: 18,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.39 : 32,668.02 = 13,062.03 : x
  2. Step 2: Convert to fraction form
    23,672.39/32,668.02 = 13,062.03/x
  3. Step 3: Cross multiply
    23,672.39x = 32,668.02 × 13,062.03
  4. Step 4: Simplify right side
    23,672.39x = 426,710,657.28
  5. Step 5: Solve for x
    x = 426,710,657.28/23,672.39
  6. Step 6: Final answer
    x = 18,025.67

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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.