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Finding the Fourth Proportional to 17,729.63, 26,599.00 and 6,636.47

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Solution

The fourth proportional to 17,729.63, 26,599.00 and 6,636.47 is: 9,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.63 : 26,599.00 = 6,636.47 : x
  2. Step 2: Convert to fraction form
    17,729.63/26,599.00 = 6,636.47/x
  3. Step 3: Cross multiply
    17,729.63x = 26,599.00 × 6,636.47
  4. Step 4: Simplify right side
    17,729.63x = 176,523,498.85
  5. Step 5: Solve for x
    x = 176,523,498.85/17,729.63
  6. Step 6: Final answer
    x = 9,956.41

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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.